The Russian Revolutionary in February 1917 was caused, at least in part, by which factor?

However, the immediate cause of the February Revolution–the first phase of the Russian Revolution of 1917–was Russia's disastrous involvement in World War I. Militarily, imperial Russia was no match for industrialized Germany, and Russian casualties were greater than those sustained by any nation in any previous war.

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richard nixon led the investigation that resulted in alger hiss being convicted of prejury.