The President Vanishes (1934)
Based on the book by Rex Stout. War breaks out in Europe, and a Cabal tries to bring the United States into the conflict. Lincoln Lee, leader of the Grey Shirts, has been duped into supporting the Cabal efforts, and his followers attack those who are for peace. President Craig Stanley is opposed, but Congress is ready to Declare War. On the day of the vote its discovered that President Stanley has been kidnapped.