Washington became the 42nd state to join the United States of America.
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Up to 125,000 people marched in the first LGBT civil rights march in Washington, D.C.
The 1991 Best Picture, 'Dances With Wolves,' premiered in Washington, D.C.
Due to climate change, a deadly heatwave landed in North-East America.
Amazon opened its first Amazon Go Grocery store in Seattle, Washington.
Two trains crashed in a snowstorm in Wellington, Washington, USA, claiming the lives of 96 people.
