There are several areas of California that held assembly centers and internment camps (also known as relocation centers) where Japanese Americans were forced to relocate to after the Attack on Pearl Harbor, such as Arcadia(Santa Anita Racetrack), Fresno(Fresno Fairgrounds), Arboga, Merced, Owens Valley(Manzanar War Relocation Center), Pinedale(Pinedale, California), Pomona(Fairplex), Sacramento(Camp Kohler), Salinas(California Rodeo Salinas), San Bruno(Tanforan), Stockton, California(San Joaquin County Fairgrounds), Tulare, Turlock(Stanislaus County Fairgrounds), and Woodland. The Tule Lake War Relocation Center in Modoc County was the biggest of the 10 internment camps in its prime.
