October 21

Saturday 21, 1944:

The first kamikaze attack: HMAS Australia was hit by a Japanese plane carrying a 200 kg (441 pound) bomb off Leyte Island, as the Battle of Leyte Gulf began.

Tuesday 21, 1902:

In the United States, a five month strike by United Mine Workers ends.

Monday 21, 1867:

Near Medicine Lodge Creek, Kansas a landmark treaty is signed by southern Great Plains Indian leaders. The treaty requires Native American Plains tribes to relocate a reservation in western Oklahoma.

Thursday 21, 1824:

Joseph Aspdin patents Portland cement.

Monday 21, 1512:

Martin Luther joins the theological faculty of the University of Wittenberg