The US and Israel's war against Iran wasn't authorized by Congress. On many occasions in US history, a president has ordered ...

Iraq, Afghanistan, Vietnam on list of US ground invasions; also cited as cautionary tales by analysts ...

Upon entering Guam's harbor, the Americans were greeted on the beaches by curious residents instead of gunfire.

The most obvious modern parallel is the Japanese attack at Pearl Harbor. The goal of the Japanese was to destroy America’s Pacific fleet and discourage, or at least delay, U.S. involvement in WWII.