<prompt> Pedzisa mutsara unotevera: Kutevera kudzorerwa kwenzvimbo dzeGreek neOttoman Empire, Masimba Makuru enguva iyoyo British Empire, Russian Empire uye Humambo hweFrance vakaona kupokana kwechiGiriki semukana wekusimbisa Humambo hweOttoman uye mukuwedzera kuwedzera simba ravo muEastern Mediterranean. Masimba Makuru akatsigira Girisi kuti iwanezve kuzvimiririra kwayo uye zvichitevera kutonga kwakasarudzika  <response>: muhondo yeNavarino Bay, hondo yakamira muLondon ona Chibvumirano cheLondon 1827. Kuzvitonga kweGirisi pakupedzisira kwakazivikanwa neLondon Protocol ya1828 uye kuzvitonga kwayo kuzere kubva kuOttoman Empire neLondon Protocol ya1830. 