I assume you mean on September 11, 2001 and it was because Bin Laden's Taliban (which are not connected with Hussein and Iraq) wanted to "knock the nation off it's high horse" and "strike fear into the American people"
Japan attacked The US on December 7, 1941.
Japan attacked The US on December 7, 1941.
The US was not attacked except at sea prior to WWI.
North Viet Navy attacked the US Navy in the Tonking Gulf in '64. The US retaliated.
Yes, the US helped defeat the Japanese after they attacked the US in the Pearl harbour.
Japan attacked the US, and later that same day attacked British colonies near Japan.
They attacked Pearl Harbor in Hawaii.
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The US Embassy was amongst those attacked.
When the Japanese attacked the US.
The US was first attacked at Pearl Harbor by the Japanese.
The US Embassy was amongst those attacked.