Naval Station Pearl Harbor
The overall death toll was 2,467 people: 2,403 American citizens—2,335 members of the U.S. military and 68 civilians—and 64 members of the Imperial Japanese Navy. Five U.S. battleships were sunk and the other remaining three were badly damaged. Overall, nine ships of the U.S. fleet were sunk and 21 ships were severely damaged. Three of the 21 would be irreparable. 188 U.S. aircraft were completely destroyed and 159 others were damaged. Japan lost 29 out of the 353 aircraft they attacked with. The attack on Pearl Harbor was the largest destruction of life and property on American soil both in peacetime and in general by foreign nationals prior to the September 11 attacks, and remains the deadliest attack on American soil both in peacetime and in general by a foreign nation.
Naval Station Great Lakes
On 7 December 1941, Pearl Harbor was attacked by Japan, and around 6,000 sailors were training at Great Lakes. This grew to 68,000 in six months; by September 1942, over 100,000 sailors were training at Great Lakes. The base grew to in the next 10 months. By mid-1943, there were over 700 instructors at the Class A service schools.