The formation of NORAD — which oversees aerospace warning and defense for the U.S. and Canada — was announced on August 1st of what year?
1917
1924
1942
1957
1972
The correct answer is 1957
The formation of NORAD — which oversees aerospace warning and defense for the U.S. and Canada — was announced on August 1st of what year?
1917
1924
1942
1957
1972
The correct answer is 1957