ConflictStats

Ukraine › Sumy oblast › April 2026

Sumy oblast: conflict events in April 2026

Monthly report from UCDP event data for Sumy oblast, Ukraine. Country-wide report: Ukraine, April 2026.

21events14 the month before
101est. deathsrange 42–125
18civilian deaths

In April 2026, UCDP recorded 21 organized-violence events in Sumy oblast, Ukraine, with 101 estimated deaths. That is +50% compared with 14 events the month before. The death toll range is 42 to 125.

100% of the month's events were state-based armed conflict. Civilian deaths: 18.

The most active pairing was Government of Russia (Soviet Union) - Government of Ukraine with 21 events.

Where events happened

2026-04-30: Government of Russia vs Government of Ukraine (2 deaths)2026-04-28: Government of Russia vs Government of Ukraine (1 deaths)2026-04-27: Government of Russia vs Government of Ukraine (1 deaths)2026-04-26: Government of Russia vs Government of Ukraine (2 deaths)2026-04-26: Government of Russia vs Government of Ukraine (1 deaths)2026-04-25: Government of Russia vs Government of Ukraine (2 deaths)2026-04-22: Government of Russia vs Government of Ukraine (1 deaths)2026-04-22: Government of Russia vs Government of Ukraine (1 deaths)2026-04-21: Government of Russia vs Government of Ukraine (1 deaths)2026-04-19: Government of Russia vs Government of Ukraine (35 deaths)2026-04-18: Government of Russia vs Government of Ukraine (1 deaths)2026-04-18: Government of Russia vs Government of Ukraine (15 deaths)2026-04-16: Government of Russia vs Government of Ukraine (1 deaths)2026-04-13: Government of Russia vs Government of Ukraine (1 deaths)2026-04-13: Government of Russia vs Government of Ukraine (29 deaths)2026-04-11: Government of Russia vs Government of Ukraine (1 deaths)2026-04-07: Government of Russia vs Government of Ukraine (1 deaths)2026-04-03: Government of Russia vs Government of Ukraine (1 deaths)2026-04-03: Government of Russia vs Government of Ukraine (1 deaths)2026-04-03: Government of Russia vs Government of Ukraine (1 deaths)2026-04-01: Government of Russia vs Government of Ukraine (2 deaths)
Recorded organized-violence events in Sumy oblast, April 2026. Circle size scales with estimated deaths.State-based Non-state One-sidedOutlines: Natural Earth.

Deadliest events, April 2026

DateWherePartiesEst. deaths
19 Apr 2026Sumy raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 2 sources		35
8–35
13 Apr 2026Sumy raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 2 sources		29
9–29
18 Apr 2026Sumy raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based		15
3–30
30 Apr 2026Sumy raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based		2
2–6
26 Apr 2026Sumy raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 2 civilian		2
25 Apr 2026Sumy raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 2 civilian		2
1 Apr 2026Sumy oblastGovernment of Russia vs Government of Ukraine
State-based		2
2–7
28 Apr 2026Shostkynskyi raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1
27 Apr 2026Shostkynskyi raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1
26 Apr 2026Shostkynskyi raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1

Parties

PartyEventsEst. deaths
Government of Russia21101
Government of Ukraine21101

All months

Monthly reports:Jul 2026Jun 2026May 2026Apr 2026Mar 2026Feb 2026Jan 2026Dec 2025Nov 2025Oct 2025Sep 2025Aug 2025Jul 2025Jun 2025May 2025Apr 2025Mar 2025Feb 2025Jan 2025Dec 2024Nov 2024Oct 2024Sep 2024Aug 2024Jul 2024

← Sumy oblast overview

Source: UCDP GED and Candidate Events, CC BY 4.0. See methodology.