In an expedition ordered out by Governor Dunsmore against the Western Indians, he was a volunteer, and was in the desperate battle at the mouth of the Great Kenhawa River, fought by General Andrew Lewis, October 10th, 1774. When the troubles with Great Britain began, he took the side of Independence - was made captain of a company of volunteers and was engaged in a battle at Great Bridge, near Norfolk, under Colonel Woodford, December, 1775. He also served in Pennsylvania and New Jersey, with the Virginia troops, under Colonel Mathews, General Maxwell and others. In 1778 he volunteered as aid to General Hand and with him went to Pittsburg.
He moved to Edgefield District (South Carolina) and joined the army during January 1779 under General Lincoln, under orders of General McIntosh, who had superceded General Hand in Pennsylvania.
The Virginia troops were about to return home as their eighteen months' term had expired; but Hammond remained with General Lincoln, as captain, that having been his rank in Virginia as General Hand's aid. On the second of February he was ordered by general Williamson to raise a