The death of Ali Pasha of Ioannina. Ali Pasha was killed on the island in the lake of Ioannina by agents of the Porte. This was a bad turn with regard to the Greek revolution because it resulted in the freeing of Turkish forces from the siege of Ioannina, so that they would be used in the suppression of uprisings in other parts of Greece.

Ioannes Notaras, at the head of 500 men and with support from naval artillery, attempted to seize the monastery of Saint Spyridon in Piraeus, in which 200 Turks had barricaded themselves. Notaras was unsuccessful.