August 21

1852:

Tlingit Indians destroy Fort Selkirk, Yukon.

1863:

U.S. Civil War: Lawrence, Kansas is destroyed by Confederate guerillas "Quantrill's Raiders" in the Lawrence Massacre.

1914:

The Royal Newfoundland Regiment: Better Than the Best

1917:

VC won by CSM Robert Hanna, 29th Battalion, CEF, Hill 70, France