 Complete the following phrase:  Invincible went on to form part of Francis Samuel Drakes squadron at the Invasion of Tobago in May 1781, after which time Saxton was well enough to resume command, and to sail with her to North America with Sir Samuel Hoods force. He was with Hoods squadron, as part of the larger fleet under Sir Thomas Graves, at the Battle of the Chesapeake on 5 September, though Hoods force in the rear took little part in the action. Saxton then returned to the West Indies with Hoods force and was present at the 