Which province of Northern China was invaded by the Japanese in 1931, causing the Chinese civil war to be de-escalated as both sides confronted the invader?

Mao had established a Communist enclave in Central China by What was this state called?

Between 1934 and 1935 Mao marched his supporters from Jiangxi province to Yenan in Shaanxi province in order to reform a Soviet enclave there. What name was given to this journey?

Mao was advised at this time by a Russian government organisation to concentrate on revolution among the industrial working class, rather than among the peasants. He refused to accept this advice, arguing that peasants formed 80% of the Chinese population. With which Soviet body was he arguing?

Who was Mao's second-in-command at this time?

General Stilwell was sent by President Roosevelt to liaise with Chiang Kai-Shek. What advice did he send back to the President about the likely result of the Chinese Civil War, which was certain to re-ignite after VJ Day?

Mao believed that the Communist leadership would become stale and corrupt unless they held regular "struggle meetings" where leading figures were expected to criticise themselves in front of their colleagues. What name was given to this programme?

In 1949 Chiang Kai-Shek fled with his followers to an island off the Chinese coast. What was this island called?

Chiang did, however, hold on to China's membership of the United Nations. What special position did Nationalist China hold in this body for many years after 1949?

What name was given to independent local military commanders and rulers who would do deals with either side in the ongoing Chinese civil war until 1949?