George Washington's office is located on Cork Street in Winchester, Virginia. The future President of the United States worked here from September, 1755 to December, 1756. During that time he was supervising work on nearby Fort Loudoun. Washington had been appointed colonel and commander of the Virginia Regiment in August of 1755, during the French and Indian War, and it was from this location that he began his command. In 1758, after the attack on Fort Duquesne, Washington resigned his commission and returned to Mount Vernon. Today the building serves as George Washington's Office Museum.