In response, Ambassador Bullitt returned to Washington in disgust, leaving Henderson for a time as chargé d'affaires in Moscow. As chargé, Henderson warned Washington that the Soviet Union was likely to cooperate with Nazi Germany. Four years later, Moscow signed the Soviet-German Non-aggression Pact of 1939.
In response, Ambassador Bullitt returned to Washington in disgust, leaving Henderson as acting ambassador in Moscow. As acting ambassador, Henderson warned Washington that the Soviet Union was likely to cooperate with Nazi Germany. Four years later, Moscow signed the Soviet-German Non-aggression Pact of 1939.