All times in UTC ·
Dashed edge = started before, or continues beyond, this day
Events on Tuesday 19 September 2023 1
2023Azerbaijan retakes Nagorno-KarabakhA one-day offensive ends three decades of Armenian controlAzerbaijan launched an offensive in Nagorno-Karabakh on 19 September 2023 and secured the surrender of Armenian forces within a day. Almost the entire ethnic Armenian population, over 100,000 people, left within a fortnight.