Its leaders were arrested, and a new government was installed, which was not open to any liberal reforms. Like NATO, the Warsaw Pact was an alliance that stipulated that if one member were ...

The communist leaders of many Eastern European countries ... they want to get rid of the Communist Party and leave the Warsaw Pact. 1 Nov 1956 Nagy accepts the rebels’ demands.

The Warsaw Pact meant that the USSR controlled Hungarian ... This encouraged Hungary to try and get rid of their pro-Stalinist leaders. There were shortages of food and fuel in Hungary in 1956.