Yes, World War 2 was fought in the Pacific. The Pacific theater of operations was one of the major theaters of World War II. It included the vast expanse of the Pacific Ocean and the countries bordering it, from the Indian Ocean in the west to the Americas in the east. The Pacific theater was marked by fierce battles between the Imperial Japanese forces and the Allied forces, primarily the United States and its allies. Key events in the Pacific theater included the Japanese attack on Pearl Harbor, the Doolittle Raid, the Battle of Midway, the island hopping campaigns, and the atomic bombings of Hiroshima and Nagasaki.