Answer:
He recruited a diverse militia to fight the British.
He led the naval effort to protect the Gulf of Mexico.
He used military tactics to seize enemy forts.
Step-by-step explanation:
Bernardo de Gálvez was the Governor of Louisiana under Spanish rule at the time. During the American Revolutionary War which lasted between 1775 to 1783, Galvez contributed a lot to the cause of the American colonists against the British soldiers.
Some of the things he did were:
1. He recruited a diverse militia both Mexicans and freed blacks to fight the British.
2. He led the naval effort to protect the Gulf of Mexico.
3. He used military tactics to seize enemy forts such as Pensacola, Mobile, Biloxi, and Natchez