Meanwhile, the Tripartite Pact signed by Germany, Italy and Japan strengthened American public perceptions of a common evil threatening the world: the United States and Britain now found themselves two among only a dozen surviving democracies. An October opinion poll showed 59 percent American support for material aid to Churchill’s people, even at the risk of war. But isolationism remained a critical force in the 1940 presidential race. Though Republican candidate Wendell Willkie was at heart an interventionist, during the campaign his rhetoric was stridently hostile to belligerence.