American Revolution reaches Texas

British West Florida (Wikipedia)

(TDbD) On this day in 1779, Spain came to the aid of the rebelling American colonists by formally declaring war on Great Britain.
The primary role played by Texas in the conflict was to supply Spanish forces mounting an assault on British territory from Louisiana. King Carlos III commissioned Bernardo de Gálvez to conduct a campaign against the British along the Mississippi River and the Gulf Coast. Continued