A rare letter from George Washington expressing his faith in the American Revolution—even after a major strategic setback in 1777—went up for sale this Presidents’ Day. It’s estimated to fetch some $150,

On April 26, 1777, during the Revolutionary War, a large British raiding party attacked the American supply depot at Danbury, Connecticut, burning houses and barns and destroying stores of shoes, tents, medicine and food.

A letter written by George Washington in 1777 that is valued at $150,000 is up for sale this Presidents Day. The letter, acquired by the Raab Collection, was written during the Revolutionary War,