This blow came from Bolshevik Russia.

BBC: Poland remembers World War start

Since the Bolshevik Revolution, Russia has been a magnet for Americans disillusioned with the American dream.

WSJ: The American Who Tells Russia How Bad Things Are in America

Early in the 20th century, before the Bolshevik revolution, Russia's was the fastest-growing economy in Europe.

FORBES: How Russia Went Down A Dead End

He understood that but for the Bolshevik coup, Russia would probably today be a prosperous, democratic country perhaps on a par with, but more powerful than, Britain or France or Germany.

FORBES: How Russia Went Down A Dead End

Count Alexander Karlov, an aristocrat who fled revolutionary Russia with his father, is being pursued by a particularly malignant Cheka agent, Viktor Polyak, of Russia's new Bolshevik regime.

FORBES: Fact and Comment

About 60 oil paintings, murals and sketches gathered together from Moscow, St Petersburg and Paris focus on the eight years Chagall spent in his home town of Vitebsk in Russia during World War 1, the Bolshevik Revolution and its aftermath.

BBC: Chagall and the art of passion and drama

Responding to the popularity of American movies in the early Bolshevik era, they adapted a 1923 faux-American novel written in Russia and turned its agitprop setup into what is surely one of the earliest movie-referential films.

NEWYORKER: Miss Mend