The Battle of Clontarf takes place in which Brian Boru defeats the Viking invaders.

The Polish Constitution of 1935 is enacted

The People’s Liberation Army is established during the Chinese civil war.

Coca-Cola changes its formula to ‘New Coke’ to a really negative response.

Coca-Cola changes its formula and releases New Coke, but drops it after 3 months due to an overwhelmingly negative response.