1904: When European governments began to use force to pressure Latin American countries to repay their debts, Theodore Roosevelt announced his "Corollary" to the Monroe Doctrine, stating that the United States would not just prevent but militarily intervene in affairs between European and Latin American governments if European pressure resulted in the Latin countries becoming chronically unstable failed states.[16] 1906 to 1909: The U.S. governed Cuba under Governor Charles Magoon.[17] 1914: During a revolution in the Dominican Republic, the U.S. navy fired at revolutionaries who were bombarding Puerto Plata, in order to stop the action.