(n) the czar of Russia whose plans to liberalize the government of Russia were unrealized because of the wars with Napoleon (1777-1825), Syn. Aleksandr Pavlovich, Czar Alexander I
(n) the son of Nicholas I who, as czar of Russia, introduced reforms that included limited emancipation of the serfs (1818-1881), Syn. Alexander the Liberator, Czar Alexander II