Main article: Spain in the American Revolutionary War
Spain did not officially recognize the U.S. but became an informal ally when it declared war on Britain on June 21, 1779. Bernardo de Gálvez y Madrid, general of the Spanish forces in New Spain, also served as governor of Louisiana. He led an expedition of colonial troops to force the British out of Florida and keep open a vital conduit for supplies.[65]
Native Americans
Main article: Native Americans in the United States
Further information: Western theater of the American Revolutionary War
Most Native Americans rejected pleas that they remain neutral and supported the British Crown, both because of trading relationships and its efforts to prohibit colonial settlement west of the Appalachian Mountains. The great majority of the 200,000 Native Americans east of the Mississippi distrusted the colonists and supported the British cause, hoping to forestall continued colonial encroachment on their territories.[66] Those tribes that were more closely involved in colonial trade tended to side with the revolutionaries, although political factors were important as well.
Although there was limited participation by Native American warriors except for those associated with four of the Iroquois nations in New York and Pennsylvania, the British provided Indians with funding and weapons to attack American outposts. Some Indians tried to remain neutral, seeing little value in joining a European conflict and fearing reprisals from whichever side they opposed. The Oneida and Tuscarora peoples of western New York supported the American cause.[67]
The British provided arms to Indians, who were led by Loyalists in war parties to raid frontier settlements from the Carolinas to New York. They killed many scattered settlers, especially in Pennsylvania. In 1776 Cherokee war parties attacked American colonists all along the southern frontier of the uplands.[68] While the Chickamauga Cherokee could launch raids numbering a