Why are some U.S. states called commonwealths?: Quick Facts

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U.S. state Why is Connecticut called the Constitution State?What Are Purple States?Why is New York called the Empire State?Why is Oklahoma called the Sooner State?Why is Utah called the Beehive State?Why is California called the Golden State?Why Is Alaska Called the Last Frontier?Why is Pennsylvania called the Keystone State?Why is Texas called the Lone Star State?Why is Tennessee called the Volunteer State?