José María Chacón surrendered the island of Trinidad to a British fleet .
He was responsible for signing the Cedula of Population in 1783 -LRB- which led to extensive French immigration to Trinidad -RRB- , founded the city of San Fernando in 1784 and surrendered the island of Trinidad to a British fleet under the command of Sir Ralph Abercromby in 1797 .
José María Chacón