World War II communists launched an offensive in Central China; in retaliation, Japan instituted harsh measures in occupied areas to reduce human and material resources for the communists. Continued antipathy between Chinese communist and nationalist forces culminated in armed clashes in January 1941, effectively ending their co-operation. In March, the Japanese 11th army attacked the headquarters of the Chinese 19th army but was repulsed during Battle of Shanggao. In September, Japan attempted to take the city of Changsha again and clashed with Chinese nationalist forces. German successes in Europe encouraged Japan to increase pressure on European governments in Southeast Asia. The Dutch government
Military equipment of Sweden during World War II full payload. Number of bombers pre-war: 88 Number of bombers in 1939: 116 Number of bombers in 1940: 276 Number of bombers in 1941: 346 Number of bombers in 1942: 534 Number of bombers in 1943: 743 Number of bombers in 1944: 775 Number of bombers in 1945: 879 Military equipment of Sweden during World War II Sweden was formally a non-belligerent nation throughout World War II, but saw considerable military build-up as the level of threat from the Soviet Union or Nazi Germany increased. Between 10,000 and 20,000 Swedes fought as volunteers abroad, a majority of them in service