Czar Nicholas II and his wife. After Revolution of 1905 he failed to solve Russia's basic political, economic and social problems, this sparked eruptions. March 1917 the first of two revolutions toppled the Romanov dynasty and started more radical changes.
Bloodiest War in American History: Not the Civil War -- World War Two. Although more American died in the Civil War, more Americans were killed in WW2. It's a pedantic technicality perhaps, but the Civil War was America's deadliest war, World War II its bloodiest.
When World War II swept through Europe and pulled in all of the major powers around the globe, it left oceans of blood in its wake. Having taken approximately 50 million lives, it's said to be the bloodiest war known to history [source: Chatterjee]. The war began with German dictator Adolf Hitler's rise to power and hostile invasion of Poland in 1939. Germany, Italy, Japan and other countries made up the Axis powers.