sentences:  However, Richard Hakluyt had by this time taken notice of Verazzano's "isthmus", located within Raleigh's claim, and was campaigning for England to capitalize on the opportunity.Raleigh's charter, issued on March 25, 1584, specified that he needed to establish a colony by 1591, or lose his right to colonization.He was to "discover, search, find out, and view such remote heathen and barbarous Lands, Countries, and territories ... to have, hold, occupy, and enjoy".