ConflictStats

Ukraine › Sumy oblast › June 2026

Sumy oblast: conflict events in June 2026

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

25events20 the month before
29est. deaths
29civilian deaths

In June 2026, UCDP recorded 25 organized-violence events in Sumy oblast, Ukraine, with 29 estimated deaths. That is +25% compared with 20 events the month before.

100% of the month's events were state-based armed conflict. Civilian deaths: 29.

The most active pairing was Government of Russia (Soviet Union) - Government of Ukraine with 25 events.

Where events happened

2026-06-28: Government of Russia vs Government of Ukraine (1 deaths)2026-06-28: Government of Russia vs Government of Ukraine (1 deaths)2026-06-22: Government of Russia vs Government of Ukraine (3 deaths)2026-06-20: Government of Russia vs Government of Ukraine (1 deaths)2026-06-18: Government of Russia vs Government of Ukraine (1 deaths)2026-06-18: Government of Russia vs Government of Ukraine (1 deaths)2026-06-17: Government of Russia vs Government of Ukraine (1 deaths)2026-06-17: Government of Russia vs Government of Ukraine (1 deaths)2026-06-17: Government of Russia vs Government of Ukraine (1 deaths)2026-06-15: Government of Russia vs Government of Ukraine (1 deaths)2026-06-15: Government of Russia vs Government of Ukraine (1 deaths)2026-06-13: Government of Russia vs Government of Ukraine (1 deaths)2026-06-13: Government of Russia vs Government of Ukraine (1 deaths)2026-06-12: Government of Russia vs Government of Ukraine (2 deaths)2026-06-11: Government of Russia vs Government of Ukraine (1 deaths)2026-06-11: Government of Russia vs Government of Ukraine (1 deaths)2026-06-09: Government of Russia vs Government of Ukraine (1 deaths)2026-06-09: Government of Russia vs Government of Ukraine (1 deaths)2026-06-08: Government of Russia vs Government of Ukraine (1 deaths)2026-06-08: Government of Russia vs Government of Ukraine (1 deaths)2026-06-06: Government of Russia vs Government of Ukraine (1 deaths)2026-06-05: Government of Russia vs Government of Ukraine (1 deaths)2026-06-04: Government of Russia vs Government of Ukraine (2 deaths)2026-06-03: Government of Russia vs Government of Ukraine (1 deaths)2026-06-02: Government of Russia vs Government of Ukraine (1 deaths)
Recorded organized-violence events in Sumy oblast, June 2026. Circle size scales with estimated deaths.State-based Non-state One-sidedOutlines: Natural Earth.

Deadliest events, June 2026

DateWherePartiesEst. deaths
22 Jun 2026Shostkynskyi raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 3 civilian		3
12 Jun 2026Shostkynskyi raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 2 civilian, 2 sources		2
4 Jun 2026Shostkynskyi raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 2 civilian		2
28 Jun 2026Shostkynskyi raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1
28 Jun 2026Okhtyrska raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1
20 Jun 2026Sumy raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1
18 Jun 2026Konotop raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1
18 Jun 2026Sumy raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1
17 Jun 2026Okhtyrska raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1
17 Jun 2026Shostkynskyi raion
Sumy oblast		Government of Russia vs Government of Ukraine
State-based, 1 civilian		1

Parties

PartyEventsEst. deaths
Government of Russia2529
Government of Ukraine2529

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.