On this day in 1943, the Italian government declared war on its former Axis partner Germany. This happened a month after Italy surrendered to Allied forces.
On 13th October 1946, France adopted the Constitution of the Fourth Republic.
On 13th October 1792, the cornerstone of The White House was first laid down. Former President John Adams and First Lady Abigail Adams were the first couples to live in this place. The White House has been home to Presidents of the United States since 1800.