The revelation by Reuters correspondent John Rettie that Soviet leader Khruschev had denounced his predecessor Stalin at a secret session of the 20th Congress of the Soviet Communist Party sent shockwaves around the world.

A scoop with truly historic repercussions that would help lead to the Hungary uprising later that year.

Rumour were rife that Khruschev had denounced Stalin – but Rettie was the only journalist to obtain an eye-witness account.