sentences:  On November 24, 1836, the "Loriot" set sail from the Sandwich Islands for the Columbia River with Lieutenant William A. Slacum of the U.S. Navy.Earlier in 1836 President Andrew Jackson sent Lieutenant William A. Slacum to the west coast of North America to examine San Francisco Bay, Puget Sound, and the Columbia River estuary to assess these anchorages for their strategic value.Additionally, Slacum and his expedition were to examine the economy of the region.