On 3 April, the Orion-Bagac line was bombed by 100 aircraft and artillery bombed by 300 artillery pieces. The Japanese 65th Brigade and 4th Division attacked the left side of II Corps. By 8 April, the senior U.S. commander on Bataan, Maj. Gen. Edward P. King, offered to surrender. The next morning, 9 April 1942, Gen. King met with Maj. Gen. Kameichiro Nagano. The tired and starving American and Filipino defenders on the Bataan peninsula surrendered.