Japan had attacked Pearl Harbor. From that attack the United States join World War 2. Thought 12 weeks after the attack of Pearl Harbor the War Measures Act had ordered to remove all Japanese-Canadians that were residing in 100 miles of the Pacific coast. With 20,000 men, women, and children of the Japanese ancestry are removed from their homes and sent to a temporary camp at Pacific National Exhibition, Detention camps, or to sugar beet farms in Alberta and Manitoba. Worried that some of the Japanese-Canadians were still loyal to japan after Pearl Harbor.