HistoryData
Historical Conflict

Battle of Khasham

The Battle of Khasham marked the first reported deadly clash between Russian and American citizens since the Cold War, occurring within the Syrian civil war.

Duration & Scope

2018 ongoing

< 1 year

Key Facts

Date
7 February 2018
Estimated Russian casualties
65–200 Wagner Group mercenaries
Estimated Syrian govt. casualties
~100 pro-government troops killed
Distance from de-confliction line
8 km east of agreed Euphrates River line
Location
Deir ez-Zor Governorate, near Khasham and Al Tabiyeh

Strategic Narrative Overview

On 7 February 2018, pro-Syrian government forces initiated an advance toward an SDF headquarters where U.S. personnel were co-located, crossing the established de-confliction line. The Operation Inherent Resolve coalition responded with air and artillery strikes against the attacking force. The assault was repelled, and significant casualties were inflicted on the attacking side. Russia's Ministry of Defence distanced itself from the incident, stating no Russian service members were present in the area.

01 / The Origins

The battle occurred within the broader Syrian civil war, in a contested energy-rich area near the Conoco gas fields in Deir ez-Zor Governorate. U.S. forces and Syrian Democratic Forces (SDF) partners held positions east of the Euphrates River de-confliction line agreed upon with Russia, while pro-Syrian government militias, reportedly including Russian Wagner Group mercenaries, operated in the same region amid competing interests over territory and resources.

03 / The Outcome

The engagement ended with the attacking force driven back and suffering substantial losses. American officials estimated around 100 Syrian troops killed; Ukrainian intelligence identified 65 Russians dead, while other estimates ranged up to several hundred Russian Wagner Group casualties. Russia officially denied significant losses. No U.S. or SDF fatalities were reported. The incident drew international attention to the presence of Russian private military contractors in Syria.

Belligerents & Mobilization Analysis

Side A

1 belligerent

Syrian Armed Forces and pro-government militias (incl. Wagner Group)

Side B

2 belligerents

Operation Inherent Resolve coalition / U.S. forcesSyrian Democratic Forces (SDF)
Outcome
Coalition/SDF defensive victory; pro-government assault repelled with heavy casualties; no U.S. or SDF fatalities reported

Kinetic Engagement Axis

Major engagements timeline (2018–present)Timeline of major military engagements plotted chronologically.2018present2018Battle of Khasha…Side B

Scroll horizontally to view full axis. Events plotted relatively.

Side A victorySide B victoryInconclusiveDecisive / turning point

Location

Map of Khasham, SyriaMap of Khasham, SyriaKhasham, Syria