However , Dey Omar Agha of Algeria repudiated Agree_or_refuse_to_act the US treaty , refused Agree_or_refuse_to_act to accept the terms of peace that had been ratified Ratification by the Congress of Vienna , and threatened Warning the lives of all Christian inhabitants of Algiers .

The Bombardment of Algiers ( 27 August 1816 ) was an attempt by Britain and the Netherlands to end Process_end the slavery practices of Omar Agha , the Dey of Algiers .

With the enthronement of Agha Mohammad Khan as Shah of Persia in 1794 the political climate changed Change .

The ultimate goal for the Russian government was to topple Change_of_leadership the anti-Russian shah , and to replace Change_of_leadership him with a half-brother of Agha Muhammad Khan , namely Morteza Qoli Khan , who had defected to Russia , and was therefore pro-Russian .