After entering the American Revolutionary War on the colonies' side in 1779, Spain pulled British forces south, then crushed them, first in Louisiana and Alabama, and finally with a combined naval and land assault at the Battle of Pensacola in 1781.
After entering the American Revolutionary War on the colonies&#039; side in 1779, Spain drew off British forces to the south, then crushed them, first in Louisiana and Alabama, and finally with a combined naval and land assault at the Battle of Pensacola in 1781. (Nicolas Ponce/Library of Congress)