In April of 1585 Sir Walter Raleigh, under the authority of Queen Elizabeth of England, sent an expedition of seven ships carrying 600 men, half of them soldiers, to found an English colony in North America. The colony was to be used to establish an English presence in the New World as well as a base from which English privateers, or pirates, could attack and plunder Spanish treasure fleets. Raleigh's cousin Sir Richard Grenville, led the expedition