Jean Harlow, the star of the movie, was indeed "The Girl from Missouri", having been born in Kansas City, Missouri on March 3, 1911.
The original title of this film was "Born to Be Kissed" but with the Production Code" about to take effect, MGM, in a panic changed it to "100%Pure". Calm, if not logic prevailed and it was released as "The Girl From Missouri".
The delegation likely was headed to London to discuss the European situation. Even in 1934, there was talk of conflict in the not-too-distant future. Pacifism and nationalism were the topics of the day.