What happened at Concord in April of 1775?

The Battles of Lexington and Concord, fought on April 19, 1775, kicked off the American Revolutionary War (1775-83). ... On the night of April 18, 1775, hundreds of British troops marched from Boston to nearby Concord in order to seize an arms cache

in november 1781, john hanson became the first president of the united states in congress assembled, under the articles of confederation. many people have argued that john hanson, and not george washington, was the first president of the united states, but this is not quite true.

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answer; i believe the correct answer is (the willamete valley);