On March 29, 1867, the British Parliament passed
North America Act, a constitutional document creating an
independent and united Dominion of Canada. It went into effect on
July 1 that year.
On March 29, 1951, Julius and Ethel Rosenberg were
convicted of passing U.S. atomic secrets to the Soviet Union. The
couple was sentenced to death on April 3 under the Espionage
Act of 1917, 18 U.S.C 794. They were then executed two
years later on June 19, 1953 in New York State's Sing Sing
on the Rosenbergs and learn
more about their case.