Never. In 1942 Japan invaded the Philippines, Guam, Wake Island, and two of the Aleutian Islands (Kiska and Attu) which were US possessions at the time. The invasions of the Aleutians were a diversion from the real invasion planned for Midway, but it was stopped. If not for the defeat at Midway, Japan might have been in a position to invade the continental US after invading the Hawaiian Islands and the rest of the Aleutian Islands first, but it never came to that.
They never did. The attack was unannounced.
Alaska
pearl harbor
The attack of Pearl Harbor, Hawaii.
For government reasons mostly and they wanted to claim Hawaii.
December 7, 1941 at Pearl Harbor, Hawaii.
The base was at Pearl Harbour, in Hawaii.
Hawaii
Honolulu, Hawaii. That's about as much of the U.S. they attacked
because the Japanese bombed pearl harbor which is in Hawaii
He allowed Japan to attack the US at Pearl Harbor, Hawaii
He allowed Japan to attack the US at Pearl Harbor, Hawaii