During the 1850s the doctrine of Manifest Destiny sanctioned a popular movement in which adventurers sought to enlarge the nation's boundaries by military incursions into Latin American countries. Brown portrays the leaders of the expeditions and describes the filibuster movement as a part of larger affairs—the slavery issue, the Monroe Doctrine, the rivalry for commercial supremacy in the Caribbean, and the assertion by the United States of its claim to national greatness.Originally published in 1980.A UNC Press Enduring Edition — UNC Press Enduring Editions use the latest in digital technology to make available again books from our distinguished backlist that were previously out of print. These editions are published unaltered from the original, and are presented in affordable paperback formats, bringing readers both historical and cultural value.