In 1956, Mao encouraged scientists, artists and writers to criticise the CCP in the Hundred Flowers Campaign.
Reasons for the Hundred Flowers Campaign
unrest in European communist countries following Stalin's death in 1953
soviet leader Krushchev criticised Stalin's use of terror against communist party members and suggested a more liberal approach
communist parties began experimenting with increasing free speech and reducing central control of the economy, in a hope to reconnect workers with communism