Monthly report from UCDP event data for Sumy oblast, Ukraine. Country-wide report: Ukraine, May 2025.
41events39 the month before
214est. deaths
38civilian deaths
In May 2025, UCDP recorded 41 organized-violence events in Sumy oblast, Ukraine, with 214 estimated deaths. That is about the same as the previous month (39).
100% of the month's events were state-based armed conflict. Civilian deaths: 38.
The most active pairing was Government of Russia (Soviet Union) - Government of Ukraine with 41 events.
Where events happened
Recorded organized-violence events in Sumy oblast, May 2025. Circle size scales with estimated deaths.State-based Non-state One-sidedOutlines: Natural Earth.
Deadliest events, May 2025
Date
Where
Parties
Est. deaths
1 May 2025
Sumy oblast
Government of Russia vs Government of Ukraine State-based
136
17 May 2025
Sumy raion Sumy oblast
Government of Russia vs Government of Ukraine State-based, 9 civilian, 3 sources
9
20 May 2025
Shostkynskyi raion Sumy oblast
Government of Russia vs Government of Ukraine State-based, 2 sources
6
14 May 2025
Sumy raion Sumy oblast
Government of Russia vs Government of Ukraine State-based, 3 civilian, 4 sources
3
6 May 2025
Sumy raion Sumy oblast
Government of Russia vs Government of Ukraine State-based, 3 civilian, 3 sources
3
31 May 2025
Sumy raion Sumy oblast
Government of Russia vs Government of Ukraine State-based
2
30 May 2025
Sumy raion Sumy oblast
Government of Russia vs Government of Ukraine State-based
2
29 May 2025
Sumy raion Sumy oblast
Government of Russia vs Government of Ukraine State-based, 2 civilian, 3 sources
2
25 May 2025
Sumy raion Sumy oblast
Government of Russia vs Government of Ukraine State-based
2
24 May 2025
Sumy oblast
Government of Russia vs Government of Ukraine State-based