<P> Executive Order 9066 was a United States presidential executive order signed and issued during World War II by United States President Franklin D. Roosevelt on February 19 , 1942 . This order authorized the Secretary of War to prescribe certain areas as military zones , clearing the way for the incarceration of Japanese Americans , German Americans , and Italian Americans to American concentration camps . </P>
what was executive order 9066 and what did it do
United States presidential executive order authorized the Secretary of War to prescribe certain areas as military zones