Sep 1826–Feb 1828Russian counter-offensiveoverruns northwest Persia
Oct 1826Russia forcesAkkerman Conventionon Ottomans
Jan 1827–Apr 1828British intervenein Portugal insupport of Liberals
Apr 1827Dey of Algiersstrikes French consulwith fly whisk
Jul 1827Great Powers demandOttomans recognizeGreek autonomy
20 Oct 1827Allies defeatOttoman fleetat Navarino