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Moore-Irwin House

House in King of Prussia, Pennsylvania, US

About

The Moore-Irwin House in King of Prussia, Pennsylvania, US is the estate previously owned by John and Jane Moore, which they loaned to General George Washington's Continental Army for the 1777–1778 winter encampment at Valley Forge during the Revolutionary War. Washington designated it as General Peter Muhlenberg's headquarters throughout the encampment, and Washington also returned to stay there during a rare break in the 1787 Constitutional Convention. Washington lodged here during his two-day fishing trip and tour of the former encampment site, and met there with two other Founding Fathers, Gouverneur Morris (the "Penman of the Constitution") and Robert Morris (the “Financier of the American Revolution”) before returning to Philadelphia on August 1, 1787, six days prior to the first draft of the United States Constitution being presented to the other Founding Fathers.

The estate is owned by Upper Merion Township, and sits a half mile outside Valley Forge National Historical Park.

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