The Narodnik movement agitated against a ruler with this name who oversaw (10[1]-5[1])the Circassian (10[1])genocide. (10[5])Another ruler (10[4])with (10[1])this name allied with Napoleon (10[3])in the first (10[1])Treaty (10[2])of (10[1]-5[1])Tilsit (10[5])after a (-5[1])defeat (10[1])at the (10[2])Battle of Friedland. (10[6]-5[1])After (10[1])that ruler (10[2])with this name (10[1])died, (10[2])a group (10[1])of (10[1])liberal revolutionaries (10[1])fought (10[1])for the accession (10[1])of his brother (10[1])Konstantin, (10[2]-5[1])sparking (10[2]-5[2])the Decembrist (10[2])revolt. (10[5]-5[1])Under (10[1])a (10[1])ruler with this name, (10[4])local (10[1])assemblies known as (10[1]-5[1])zemstvo (10[1]-5[3])were (-5[1])created. (10[2]-5[2])A reformist tsar (10[1]-5[1])with this name (10[4])ruled Russia (10[1]0[1]-5[1])from (10[1])1855 (10[2]-5[1])until (10[1])his (10[1])1881 (10[3])assassination. (10[4]-5[3])For 10 points, what first name was shared (-5[1])by three 19th-century (10[1])tsars of Russia, (-5[1])including one who emancipated (10[1]-5[1])the serfs (10[1])in (10[1])1861? (10[2])■END■ (10[12]0[6])