Before Charles could give battle Hostile_encounter , though , Peter was able to bribe the Turkish vizier to peace ; with this , Charles 's ambitions to invade Russia were ended Process_end .

A combined Cause_to_amalgamate Byzantine-Crusader siege Besieging of Damietta failed Earnings_and_losses in 1169 , the same year that Salah ad-Din , also known as Saladin in the West , took power in Egypt as vizier .