April 12

1861 - Fort Sumter is fired upon, beginning the Civil War.

1945 - Franklin D. Roosevelt dies.

1946 - Ed O'Neill is born.

1947 - David Letterman is born.

1961 - Yuri Gagarin becomes the first human to go to space.

March 12 ・・ April 11 ・ April 12 ・ April 13 ・・ May 12