Sichuan invasion

Operation Chungking
Part of Second Sino-Japanese War, World War II
Date September, 1942 – Spring 1943 Location Sichuan, China Result Chinese victory
Belligerents
China	Empire of Japan
Commanders and leaders
Chiang Kai-shek	Unknown
Strength
National Revolutionary Army 200,000 troops, 300 planes	Imperial Japanese Army 140,000 troops, 300 tanks, 500 planes
Casualties and losses
Unknown	Unknown

National Revolutionary Army

Imperial Japanese Army

The Sichuan invasion, also known as the Szechwan Invasion, Chongqing Operation, Chongqing Campaign or Operation 5, was the Imperial Japanese Army's failed plan to destroy the Chongqing-based Chiang Kai-shek government during the Second Sino-Japanese War. It was to be a stepping stone for Japan's final control of the Chinese mainland.

The operation started in spring of 1942, after the first phase of operations had been concluded in south China, and continued through spring of 1943. The operation is noted for Japan's sustained bombing of cities in central west China.

The basic plan was to make a multi-front breakthrough to Sichuan from northern Shanxi, central Hubei and southern Hunan. Heavy aerial support and bombing of Chongqing supported the advance of Japanese Army and collaborationist forces. Japanese Navy patrol boats from the Yangtze river provided further bombardment. Chiang Kai-shek discussed the invasion in his book Soviet Russia in China, stating:

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