In 1908, Whitehouse entered the diplomatic service as a secretary to
Whitelaw Reid, then the
U.S. Ambassador to the United Kingdom. From 1909 until 1911, he served as secretary to the American legation in
Caracas, Venezuela. followed by service in
Madrid,
Athens,
Stockholm and
Saint Petersburg, Russia. In fact, Whitehouse acquired the touring car in which
Alexander Kerensky fled St. Petersburg after he was overthrown as the head of the
Russian Provisional Government in 1917 during the
October Revolution. From 1920 to 1921, he was chief of the
Near Eastern division of the
U.S. State Department. While in this role, in 1927, he officially presented
James J. Walker, then
Mayor of New York City, who later accused Whitehouse of hiring spies to "get something" on the mayor. This was disproved when the Paris police stated that they assigned two plainclothes policemen to protect the mayor as he was a distinguished visitor.
Minister to Guatemala and Colombia On December 16, 1929, he was appointed by
Herbert Hoover as the
U.S. Minister to Guatemala. He presented his credentials on March 21, 1930, succeeding Arthur H. Geissler. He served in this role until July 23, 1933, when he was succeeded by Matthew E. Hanna. He presented his credentials on December 6, 1933, and served until he left his post on December 8, 1934, when he was succeeded by
William Dawson.
Later life In 1940 during
World War II, Whitehouse flew to Europe to bring home his mother, who was then 88 years old, and who had been living in Paris at 48
Avenue Henri-Martin, Whitehouse was a member of the
Knickerbocker Club, the
Brook Club, the
Huguenot Society, and the
Sons of the Revolution. In 1952, his wife Mary, along with
Helen Rogers Reid (the wife of
Ogden Mills Reid) and
Mary Cushing Astor (the wife of
Vincent Astor), became the first women elected trustees of the
Metropolitan Museum of Art. ==Personal life==