sep 16, 1915 - Treaty is signed between Haiti and the United States; ratified by the Chamber of Deputies on 10/06/1915 and by the Haitian Senate on 11/11/1915. The treaty created a Haitian “constabulary” under the control of US Marines; gave the US control of Haitian finances; and granted the right to intervene when the US determined it to be necessary. Ratified by the U.S. Senate 02/28/1916; ratified by the President 03/20/1916