Allies to enemies?
USSR and USA were allies united against Nazi Germany.
Once WWII ended, any friendship thawed. Some suggest wartime alliance was just a necessity for both sides.
By 1962, the two allies were on the brink of nuclear war.
Following the Berlin Blockade (1948-49) tensions rose.
Saw creation of two alliances - North Atlantic Treaty Organisation (NATO) and the Warsaw Pact.
Race between the superpowers to try and build more weapons than…