Churches reopened during World War Two were reclosed.
Anti-religious propaganda reintroduced.
Roman Catholic monasteries were closed in 1959.
Orthodox converts placed under surveillance.
Patrols refused to let believers access holy sites.
Khrushchev also used the Soviet space programme to attack religion.
From 1960, a propaganda campaign encouraged men to take the leading role in education of their children as mothers seen as too religious.
KGB close 3000 churches.
Some women removed kids from school to counter anti-religious campaigns.