May 21st – On This Day
1932 - American Amelia Earhart landed in Derry, Ireland, after taking off from Newfoundland the…
1945 – The Manhattan Project: The world’s first nuclear explosion occurred, when a plutonium implosion device was tested at a site located 210 miles south of Los Alamos, New Mexico. It was led by the United States with the support of the United Kingdom and Canada.