He served on a military relief commission in Armenia after the war, and went on to assist the Red Cross in its efforts to rescue children in the Russian famine of 1921-23.

Hibben wrote extensively on politics and international affairs, and published books on the Russian famine, the Greek monarchy, Henry Ward Beecher and William Jennings Bryan.

After Roosevelt's loss in 1912, Hibben remained active in Progressive Party politics and ran in 1914 as its Congressional candidate from his home district in Indiana; he was defeated.

Under Allied pressure, Constantine failed and was forced into exile in a bloody coup that prompted Hibben to write a book exposing the intrigue.

The U.S. responded with massive shipments of food, clothing and medical supplies under the direction of the American Relief Administration (ARA), headed by Herbert Hoover, who was then Secretary of Commerce.

With Hibben's support, the Red Cross set up numerous orphanages called detskiy dom, or "detdoms", where thousands of rescued children were not only housed and fed but given schooling and job training.

In the summer of 1927, with Sacco and Vanzetti on death row, he joined other literary figures such as Edna St. Vincent Millay and Dorothy Parker in mass marches in Boston, charging - in vain - that the convicted Italian anarchists had not gotten a fair trial.

[7] The work became an instant sensation because it was the first to document the famous preacher's dark side, notably his adulterous affair with a married woman in his congregation.

Sheila consented to the request of the Soviet government that his ashes be sent to Moscow for burial as a heroic American friend of the Russian people.

Following a state funeral in Red Square in 1929, his ashes were entombed in the cemetery of Moscow's Novodevichy Convent,[10] among the literary greats of Russia.