In the decade after World War I, German-American relations improved swiftly. While resentment and bitterness ran high on both sides in 1919, Weimar Germany and the United States managed to forge a strong transatlantic partnership by 1929. But how did Weimar Germany overcome its post-war isolation so rapidly? How did it regain the trust of its former adversary? And how did it secure U.S. support for the revision of the Versailles Treaty? Elisabeth...