 Dulles advised Washington to support Costa Rica's dictator, Federico Tinoco, on the grounds that he was anti-German, and also encouraged Nicaragua's dictator, Emiliano Chamorro, to issue a proclamation suspending diplomatic relations with Germany.In Panama, Dulles offered waiver of the tax imposed by the United States on the annual Canal fee, in exchange for a Panamanian declaration of war on Germany.In 1918, President Woodrow Wilson appointed Dulles as legal counsel to the United States delegation to the Versailles Peace Conference where he served under his uncle, Secretary of State Robert Lansing.