Last czar (tsar) of Russia was Nicholas II; reigned ended 1917 when he and his family were shot by the Bolsheviks starting the Russian revolution.
Only the United States and Japan came out of the war in better financial shape than before.
It was necessary to return to effective anticommerce warfare by U-boats. ... On 17 March, German submarines sank three American merchant vessels, and the U.S.
<span>Andrew Jackson.
hope that helped</span>