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