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Historical Intelligence

Situation Report

Archived operational intelligence briefing

Report Time
2025-04-01 20:46:42Z
10 months ago
Previous (2025-04-01 20:16:48Z)

Military Situation Update: Ukraine - April 1, 2025, 20:45 UTC

(Incorporating information available up to 20:45 UTC)

I. Overall Strategic Situation & Key Developments

  • Combat Intensity: Remains HIGH along the Eastern Front and Kursk Operational Zone. The Pokrovsk Direction continues to be the area of highest intensity (45 attacks reported by UGS as of 19:00 UTC). Sustained high operational tempo continues. Total combat clashes reported by UGS since start of day: 141 (as of 19:00 UTC).
  • Russian Main Efforts: Continued primary offensive focus on the Pokrovsk direction. Sustained pressure persists towards Lyman, Siversk, Kupyansk, Toretsk, Novopavlivsk, and across the border in the Kursk Operational Zone targeting Sumy Oblast. Russian forces reported accumulating strength in northern Kondrashivka (Kupyansk direction) (Apr 1). RU sources maintain claims of assault groups entering Kondrashivka and engaging in street fighting (Dnevnik Desantnika, Apr 1). RU sources provide detailed claims of ongoing assaults and localized advances within the Kursk/Sumy border region, claiming fighting shifting towards Sumy Oblast on three axes (Dnevnik Desantnika, Apr 1), and specific advances near Zhuravka/Basovka (Sumy) and Oleshnia/Huyevo (Kursk) (Rybar, Apr 1). RU MoD claims liberation of Razliv (Novopavlivsk direction) (Apr 1, 20:04 UTC). RU CLAIM (Colonelcassad, Apr 1, 20:19 UTC): Russian forces liberated over 470 km² in March 2025. RU claims require verification.
  • Russian Strike Campaign: Russia continues significant air and ground strikes. UGS (19:00 UTC) reports for April 1: 72 air strikes (using 122 KABs), 646 kamikaze drones, and 3432 shelling attacks. Russian MoD claims targeting 142 Ukrainian concentration areas (manpower/hardware), ammo depots, and explosives production sites via aviation, drones, missiles, artillery (Apr 1, 19:22 / 20:04 UTC). RU sources report targeting UA rear elements in Zaporizhzhia (Dnevnik Desantnika). RU Drone strike reported in frontline community, Zaporizhzhia Oblast, resulting in 1 civilian KIA (Zaporizhzhia OVA, 20:25 UTC). RU Drone strike reported targeting energy facility in Kherson, causing power outages (Zelenskyy, 20:42 UTC). Targeting requires verification unless stated otherwise.
  • Ukrainian Defensive Posture: Active defense continues, repelling the majority of Russian assaults across multiple axes (e.g., 11/11 on Kupyansk, 38/45 on Pokrovsk as of 19:00 UTC). Ukrainian operations within Russian border territory (Kursk/Belgorod Oblasts) persist. RU CLAIM (Colonelcassad, Apr 1, 20:19 UTC): Ukrainian-occupied area in Kursk/Belgorod reduced to <100 km². Ukrainian Air Defense demonstrating effectiveness (e.g., Specific IRIS-T system crew credited with 34 Russian missile kills, including 4x Kh-101 in 30 seconds during one attack - Tsaplienko, 20:35 UTC; anti-drone ops over Odesa). UGS highlights effectiveness of 80th, 82nd Air Assault, 31st Mech, 34th Coast Guard Bdes (Apr 1, 19:00 UTC).
  • Ukrainian Force Sustainment: Fundraising appeals for drones continue (Sternenko, 20:17 UTC), indicating ongoing reliance on crowdfunding for certain equipment. UA MoD reportedly developed new rotation mechanism: proposing several months rest after 90 days continuous service/combat involvement, aiming to address fatigue/desertion issues (Operativnyi ZSU, 20:43 UTC).
  • Alleged Chemical Weapons Use (UA Claim): UGS (Apr 1, 19:41 UTC) reports continued and systematic Russian use of special munitions with dangerous chemical substances (K-51, RG-VO, unspecified types), prohibited as methods of warfare. 767 cases claimed in March 2025. Total 7730 cases claimed since Feb 2023. Alleges violation of Chemical Weapons Convention (CWC).
  • Key Threat Vectors:
    • Ground:
      • Pokrovsk: Highest intensity, main RU effort (45 attacks reported by UGS). RU employing heavy assets (TOS-2 claimed earlier, confirmed by RU MoD Apr 1). RU sources claim breaching UA fortifications W of Shevchenko, destroying bridge near Solenyi; advances in Preobrazhenka (1km gain claimed) and W from Zaporizhzhia village (Dnevnik Desantnika, Apr 1). RU sources (Voenkor Kotenok, Apr 1, 19:33 UTC) claim RU forces (Grp "Center") hold initiative, reached Serebryanka gully S of Kotlyarivka, cutting off Preobrazhenka; clearing Preobrazhenka; fighting for Kotlyarivka, Bohdanivka; attacks NW of Nadezhdynka; fierce fighting near Novooleksandrivka-Uspenivka, with UA counterattacking into Uspenivka to slow RU advance towards Novoserhiivka. UGS (19:00 UTC) reports 228 RU casualties (131 KIA) inflicted by UA forces on this axis today, plus equipment losses (4 vehicles, 2 BMP, 1 armored tractor, 1 sat terminal, 1 EW station destroyed; 3 BBM, 1 motorcycle damaged). RU claims require verification.
      • Kursk/Sumy: Critical due to cross-border attacks, heavy KAB/artillery use, potential threats to Sumy Oblast. UGS reports 12 clashes today, RU 16 air strikes (31 KABs), 186 arty attacks (4 MLRS). Intense positional battles persist. RU CLAIM (MoD/Rybar, Apr 1): Advances near Zhuravka/Basovka (Sumy) and Oleshnia/Huyevo (Kursk). RU CLAIM (MoD, Apr 1): Inflicted >180 UA casualties, destroyed 2 APCs, 4 AFVs, 3 vehicles, 1 ATV, 2 UAV CPs in Kursk Ops over 24h. RU claims Spetsnaz destroyed UA Humvee/positions near Huyevo (RVvoenkor, Apr 1). RU observes UA rotations near Oleshnia/Hornal, targeting arrivals (Dnevnik Desantnika, Apr 1). RU VKS claimed bombing dam near Popovka (Belgorod Obl.) used by UA forces; RU 34th Bde claimed clearing Popovka (RVvoenkor, Apr 1, 19:20 UTC). RU claims require verification.
      • Novopavlivsk: UGS reports 5 RU attempts (Kostiantynopil, Rozlyv); 3 ongoing as of 19:00 UTC. UA ACTION: 3rd Mech Bn (Presidential Bde) + 31st Mech Bde reported destroying RU assault column (3 BMPs, motorcycles) in this sector, noting RU attempted attack during adverse weather conditions for reconnaissance (Tsaplienko, Apr 1, 19:35 UTC; Operativnyi ZSU, 20:31 UTC). RU CLAIM (MoD/Rybar, Apr 1): Russian forces (Vostok Group) liberated Rozliv. Contradicts UGS report of ongoing fighting; requires verification. RU claims clearing W of Rozlyv, advancing towards Bohatyr (Dnevnik Desantnika, Apr 1).
      • Kupyansk: UGS reports 11 RU attacks repelled (Pishchane, Stepova Novoselivka, Nova Kruhlyakivka, Zahryzove). RU sources claim advances into Kondrashivka (Dnevnik Desantnika, Apr 1).
      • Lyman: UGS reports 13 RU attacks (towards Nove, Myrne, Zelena Dolyna); 9 repelled, 4 ongoing. Heavy fighting in Serebryansky Forest. RU claims advance towards Katerynivka & near Novoliubivka (RU Maps, Apr 1). RU Drone Activity Confirmed: 752nd Regt (20th Army) operating drones on this direction (Colonelcassad, 20:43 UTC).
      • Toretsk: UGS reports 10 RU attacks repelled (Leonidivka, Dachne, Shcherbynivka, Toretsk, towards Dyliivka); 2 ongoing. RU claims expanded control near Panteleimonivka (RU Map, Apr 1).
      • Siversk: UGS reports 15 clashes (Bilohorivka, Ivano-Darivka, towards Verkhnokamyanske, Serebryanka); 12 repelled, 3 ongoing. RU claims 300m advance towards Hryhorivka (Dnevnik Desantnika, Apr 1).
      • Kramatorsk (Chasiv Yar): UGS reports 3 RU assaults repelled (Chasiv Yar, Kurdyumivka, towards Predtechyne).
      • Huliaipole/Orikhiv (Zaporizhzhia): UGS reports 5 RU attacks repelled near Pryvilne / towards Novopil (Huliaipole) and 5 RU attacks repelled towards Novodanylivka / Stepove (Orikhiv). Air strikes reported on Zelene Pole, Novodarivka, Huliaipole, Zaliznychne. RU strike campaign claimed earlier targeting UA rear elements (Dnevnik Desantnika). Civilian KIA from RU drone strike in frontline community (Zaporizhzhia OVA, 20:25 UTC).
      • Prydniprovsky (Left Bank Kherson): UGS reports 3 RU attacks stopped. Positional fighting continues. Confirmed RU drone strike on Kherson energy facility today (Apr 1), causing power outages (Zelenskyy, 20:42 UTC).
    • Air/Missile/Drone:
      • Tactical Aviation/KABs: HIGH activity. UGS reports 72 air strikes, 122 KABs used by RU today. Active KAB launches by RU tactical aviation confirmed towards Donetsk and Sumy Oblasts (UA AF, 19:29 UTC). Heavy use in Kursk zone (31 KABs reported by UGS today).
      • Shahed Drones/Attack UAVs:
        • No Shahed attacks reported overnight into April 1.
        • UAV Threat Evolving (Southern/Eastern Ukraine, 20:45 UTC):
          • Odesa Area: Attack appears to have subsided for now. UA Air Defense was active, multiple explosions reported earlier (Tsaplienko, 20:10 UTC). Multiple UAVs downed reported (Nikolaevsky Vanek, 20:11 UTC, 20:18 UTC). UAVs previously approached from Black Sea towards Odesa, Chornomorsk, Ovidiopol, Velykodolynske, Karolino-Buhaz, Teplodar, Biliaivka. Current Status (Nikolaevsky Vanek, 20:25 UTC): Odesa area clear. 1 UAV reported crossing Odesa/Mykolaiv border towards Rozdilna. 1 UAV near Zatoka heading towards Snake Island.
          • Kharkiv/Poltava Oblast: Threat ACTIVE. 6 UAVs reported near Zlatopil (Kharkiv), heading west (Nikolaevsky Vanek, 20:25 UTC). 2 UAVs reported moving from Kharkiv towards Poltava Oblast (Nikolaevsky Vanek, 20:25 UTC). UA Air Force warning for UAVs in Kharkiv heading towards Poltava Oblast (20:27 UTC).
          • Zaporizhzhia Oblast: Civilian KIA reported from RU drone strike in frontline community (Zaporizhzhia OVA, 20:25 UTC). Air alert ended in Zaporizhzhia City earlier (20:05 UTC).
      • Reconnaissance UAVs: Active Russian ISR UAVs previously observed over Black Sea and Zaporizhzhia Oblast.
      • Civilian Impact: Continued strikes on civilian areas. Nikopol District suffered artillery/drone attacks (Apr 1), 3 civilians WIA. Civilian KIA from RU drone strike in Zaporizhzhia Oblast (Apr 1). RU claims UA drone hit civilian van in Kazinka (Belgorod). Damage reported to residential buildings in Taganrog, Russia, from UAV attack (see below). RU Drone strike targeted Kherson energy facility, causing power outages (Apr 1).
    • Strikes on Russian Territory: Confirmed UAV attack impact in Taganrog, Russia.
      • Damage: At least two multi-story residential buildings and vehicles damaged on Lisy Chaikinoi street (RU Sources: TASS, ASTRA, RVvoenkor, 19:57-19:59 UTC; Tsaplienko 20:21 UTC). Fire reported in one building, extinguished (TASS, 20:32 UTC).
      • Casualties: 2 civilians WIA reported (TASS, 20:31 UTC; ASTRA, 20:34 UTC).
      • Response: Emergency services on site. Air raid sirens, SMS warnings reported earlier. State of Emergency (ЧС) declared in Taganrog (ASTRA, 20:44 UTC). 85 residents evacuated from damaged building (TASS, 20:42 UTC).
    • Energy Infrastructure: Confirmed RU drone strike on Kherson energy object today (Apr 1) causing power outages (Zelenskyy/Operativnyi ZSU/Tsaplienko/RBC-Ukraina, 20:42 UTC). Ukraine states evidence of RU violations of energy strike moratorium provided to US partners (Zelenskyy, 20:42 UTC). RU MoD (Apr 1, 20:04 UTC) claims UA conducted 2 strikes on RU energy infrastructure in past 24h, alleging violation of agreement. ZNPP reported stable operations.
    • Naval/Crimea: Successful Ukrainian GUR drone operations confirmed targeting Russian naval assets (BK-16, Raptor boats) and AD systems (TOR-M2) near Novoozerne (Lake Donuzlav), Crimea (Apr 1).

II. Situation by Axis (Selected Key Updates from UGS 19:00 UTC & Recent Reports)

  • Kursk/Sumy Border Region:
    • UGS reports 12 clashes today. RU conducted 16 air strikes (31 KABs), 186 arty/MLRS attacks.
    • RU CLAIM (MoD/Rybar, Apr 1): Advances near Zhuravka/Basovka (Sumy) and Oleshnia/Huyevo (Kursk).
    • RU CLAIM (MoD, Apr 1): Inflicted >180 UA casualties and equipment losses in Kursk Ops over 24h.
    • RU CLAIM: VKS bombed dam near Popovka (Belgorod) allegedly used by UA forces. RU 34th Bde clearing Popovka (RVvoenkor, 19:20 UTC).
    • Fighting claimed shifting towards Sumy border on three axes (RU source).
    • RU CLAIM (Colonelcassad, 20:19 UTC): Ukrainian-controlled territory in Kursk/Belgorod reduced to <100 km².
  • Kharkiv Axis:
    • UGS reports 4 RU attacks stopped (Vovchansk, Krasne Pershe), 2 ongoing (Kamyanka, Lyptsi). UAV threat active, moving towards Poltava Oblast (UA AF, 20:27 UTC; Nikolaevsky Vanek, 20:25 UTC).
    • Major explosion claimed near Izyum railway station earlier (RU source).
  • Kupyansk Direction:
    • UGS reports 11 RU attacks repelled (Pishchane, Stepova Novoselivka, Nova Kruhlyakivka, Zahryzove).
    • RU sources maintain claim of entering Kondrashivka outskirts, street fighting ongoing.
  • Lyman Direction:
    • UGS reports 13 RU attacks (towards Nove, Myrne, Zelena Dolyna); 9 repelled, 4 ongoing.
    • Heavy fighting in Serebryansky Forest confirmed ongoing.
    • RU Drone Activity Confirmed: 752nd Regt (20th Army) operating drones (Colonelcassad, 20:43 UTC).
  • Siversk Direction:
    • UGS reports 15 clashes (Bilohorivka, Ivano-Darivka, towards Verkhnokamyanske, Serebryanka); 12 repelled, 3 ongoing.
  • Kramatorsk Direction (incl. Chasiv Yar):
    • UGS reports 3 RU assaults repelled (Chasiv Yar, Kurdyumivka, towards Predtechyne).
  • Pokrovsk Direction:
    • Highest Intensity. UGS reports 45 RU attacks today; 38 repelled, 7 ongoing across numerous settlements.
    • UA CLAIM: Inflicted 228 RU casualties (131 KIA) and equipment losses today (UGS 19:00 UTC).
    • RU MoD confirmed TOS-2 use (Apr 1). RU sources detail ongoing offensive actions, claimed advances (see Overall Situation).
  • Toretsk Direction:
    • UGS reports 10 RU attacks repelled (Leonidivka, Dachne, Shcherbynivka, Toretsk, towards Dyliivka); 2 ongoing.
  • Novopavlivsk Direction (South Donetsk):
    • UGS reports 5 RU attempts (Kostiantynopil, Rozlyv); 3 ongoing (as of 19:00 UTC).
    • RU CLAIM (MoD/Rybar, Apr 1): Russian forces liberated Rozliv. Contradicts UGS status; requires verification.
    • UA ACTION: 3rd Mech Bn (Presidential Bde) + 31st Mech Bde reported destroying RU assault column (3 BMPs, motorcycles), noting RU attempted attack during adverse weather (Tsaplienko, 19:35 UTC; Operativnyi ZSU, 20:31 UTC).
    • RU sources claim clearing west of Rozlyv, advancing towards Bohatyr.
  • Huliaipole/Orikhiv Directions (Zaporizhzhia):
    • UGS reports 5 RU attacks repelled near Pryvilne / towards Novopil (Huliaipole).
    • UGS reports 5 RU attacks repelled towards Novodanylivka / Stepove (Orikhiv).
    • Civilian KIA from RU drone strike in frontline community (Zaporizhzhia OVA, 20:25 UTC).
    • Air Alert ended in Zaporizhzhia City (20:05 UTC).
    • RU strike campaign against UA rear elements claimed earlier. Muddy conditions ("rasputitsa") reported impacting mobility.
  • Prydniprovsky Direction (Left Bank Kherson):
    • UGS reports 3 RU attacks stopped.
    • Confirmed RU drone strike on Kherson energy facility today (Apr 1), causing power outages (Zelenskyy, 20:42 UTC). RU claims destroying UA UAV command post on right bank earlier.
  • Southern Ukraine (Odesa Oblast):
    • Earlier intense Shahed UAV attack appears to have subsided over Odesa city/immediate vicinity. Air Defense was active. Current UAV activity shifted towards Mykolaiv/Kharkiv/Poltava Oblasts (See Section I - Air/Missile/Drone).

III. Force Posture & Capabilities

  • Ukrainian Forces:
    • Technological Development: Successful testing reported of Ukrainian FPV drones using fiber-optic communication, achieving range >20 km (RBC-Ukraina, 19:32 UTC). Potentially overcomes some EW limitations.
    • Air Defense: Demonstrated effectiveness of specific systems (e.g., IRIS-T credited with 34 missile kills, including multi-kill events - Tsaplienko, 20:35 UTC). Active against UAV swarms (Odesa).
    • Active Defense: Demonstrating resilience across multiple axes, inflicting significant claimed losses (esp. Pokrovsk). Effective use of drones against assaults noted (e.g., Novopavlivsk column destruction).
    • Logistics/Needs: Frontline units continue fundraising efforts (e.g., 55th Btn/63rd Mech; Sternenko drone appeal 20:17 UTC).
    • Personnel Management: UA MoD reportedly developing new rotation mechanism (90 days service -> months rest) to manage force readiness and morale (Operativnyi ZSU, 20:43 UTC).
  • Russian Forces:
    • Tactics & Equipment: Continued heavy reliance on KABs, drones (attack & recon), artillery. Employment of thermobaric systems (TOS-2) confirmed on Pokrovsk axis (RU MoD, Apr 1). Observed testing new tactics (robotics, drone swarms). Claims targeting UA ammo depots, explosives production sites (RU MoD, Apr 1). Confirmed use of drones by specific units (e.g., 752nd Regt/20th Army on Lyman direction). Attempted exploitation of adverse weather for ground assault noted (Novopavlivsk).
    • Alleged Chemical Weapons Use: UGS reports systematic use of K-51, RG-VO (riot control agents prohibited in warfare), and unspecified chemical compounds.
    • Territorial Claims: RU MoD claims liberation of Razliv (Novopavlivsk). RU sources claim significant territorial gains (>470 km²) in March 2025 (Colonelcassad). Require verification.

IV. Political / Diplomatic Context

  • Energy Infrastructure Strikes: Ukraine reports continued Russian drone strikes on energy facilities (Kherson, Apr 1), providing evidence to partners and insisting on documenting violations hindering ceasefire talks proposed by the US (Zelenskyy, 20:42 UTC). Russia counter-claims Ukraine conducted 2 energy strikes in 24h (RU MoD, 20:04 UTC).
  • Foreign Military Presence: Ukraine plans meeting on Friday (Apr 4) with military commands of several countries willing to deploy contingents "in one form or another" (Zelenskyy via RBC-Ukraina, 19:48 UTC).
  • International Support: Germany provides new €130 million support package (Zelenskyy/Official, 19:56 UTC). Lithuania delivered six unspecified air defense systems (Zelenskyy via TASS, 20:15 UTC).
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