6 June

1944 - Normandy landings

On 6 June 1944, the Allies landed in Normandy, the largest amphibious operation in history.

1844 - Founding of the YMCA

On 6 June 1844, the YMCA, a Christian youth movement, was founded in London.

1523 - Gustav Vasa, King of Sweden

On 6 June 1523, Gustav Vasa was elected King of Sweden, now the national day.