April 4 – April 7 – In the first protest march for the Campaign for Nuclear Disarmament from Hyde Park, London to Aldermaston, Berkshire, demonstrators demand the banning of nuclear weapons.
4. april – I den første demonstration for Kampagnen mod Atomvåben, fra Hyde Park, London til Aldermaston, Berkshire, forlanger demonstranterne forbud mod kernevåben.