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Dutch explorers looking for Northwest passage, travel into Pennsylvania through the Schuykill River.
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Sweden sets up permanent town in Pennsylvania, Tinicum Island
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Sweden loses war in Europe to Holland. Holland gains all Swedish colonies including Pennsylvania.
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England defeats Holland and receives all of their colonies. This includes Pennsylvania, which is in New Amsterdam now named New York.
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King Charles signs the Charter of Pennsylvania in owe of his debt to William Penn.
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William Penn establishes capital city of Philadelphia, three original counties, and the General Assembly.
