Dec. 7, 1941: Japan attacks Pearl Harbor, Hawaii.
February 1942: President Franklin D. Roosevelt signs Executive Order 9066, sending nearly 120,000 Japanese and Japanese Americans into 10 relocation centers in Arizona, Arkansas, California, Colorado, Idaho, Utah and Wyoming.
June 1942: The Morrison-Knudsen Co. begins building the Minidoka camp. The camp is also called "Hunt," after the nearest post office.
August 1942: The 33,000-acre Minidoka camp opens and will house more than 9,000 internees.