HistoryData
Historical ConflictBurma Road

Battle of Yunnan-Burma Road

China's intervention in the 1942 Burma Campaign aimed to keep the vital Burma Road supply line open for Allied forces fighting Japan.

Duration & Scope

1942 ongoing

< 1 year

Key Facts

Date range
18 March – 24 May 1942
Chinese armies deployed
Fifth, Sixth, and Sixty-sixth Armies
Overall commander
Lt. Gen. Joseph Stilwell
Executive officer
Lt. Gen. Luo Zhuoying
First division to arrive
200th Division (5th Army) at Toungoo, 8 March 1942

Strategic Narrative Overview

Advanced elements of the 200th Division of the Fifth Army arrived at Toungoo on 8 March 1942, relieving British defenders. The Sixth Army moved toward the Burma–Thai border, with lead units reaching Mawchi, Mong Pan, and Mong Ton by mid-March. The Sixty-sixth Army deployed to Lashio and Mandalay as a strategic reserve. Despite coordinated deployment, Japanese forces outpaced Allied defensive efforts across multiple fronts throughout the campaign.

01 / The Origins

Japan's rapid advance through Southeast Asia in early 1942 threatened to sever the Burma Road, the critical overland supply route linking British Burma to Nationalist China. Britain, unable to hold Burma alone, appealed for Chinese military assistance. China committed the Chinese Expeditionary Force — three armies totaling multiple divisions — to support British forces and protect the road that sustained China's war effort against Japanese occupation.

03 / The Outcome

The campaign ended on 24 May 1942 with Japanese forces securing Burma and cutting the Burma Road. The Chinese Expeditionary Force was forced to withdraw, with some units retreating into India and others back into Yunnan. The loss of Burma and the road compelled the Allies to rely on the costly air route over the Himalayas, known as 'the Hump,' to supply China for the remainder of the war.

Belligerents & Mobilization Analysis

Side A

1 belligerent

Empire of Japan

Side B

2 belligerents

Chinese Expeditionary ForceBritish Empire (Burma)
Key Commanders

Joseph Stilwell, Luo Zhuoying, Lo Cho-ying.

Outcome
Japanese forces captured Burma and severed the Burma Road; Chinese and British forces withdrew.

Kinetic Engagement Axis

Major engagements timeline (1942–present)Timeline of major military engagements plotted chronologically.1942present1942Defense of ToungooSide B

Scroll horizontally to view full axis. Events plotted relatively.

Side A victorySide B victoryInconclusiveDecisive / turning point

Location

Map of BurmaMap of BurmaBurma