What happened on September 20

51 documented historical events happened on September 20, from antiquity to the present day. The best known is this: Harald III of Norway and his English ally Tostig Godwinson defeated the northern earls Edwin and Morcar at the Battle of Fulford near York. On the same day, in another year: The second of two major uprisings by the Old Prussians, a Baltic tribe, began against the Teutonic Knights. On Almanaccolo every event is listed in chronological order, grouped by century, and links to the Wikipedia article it comes from, so you can always read further or check the source. Alongside the events you find who was born and who died on this date, and which observances are celebrated around the world.

160 people with a Wikipedia article were born on September 20, including Cherd Songsri, Dennis Viollet, Sophia Loren. The list spans every era and every field — art, science, politics, sport, entertainment — ordered by year of birth, from the earliest to the most recent. The six featured people are those most has been written about: the ordering uses the length of their Wikipedia article as an indicator of prominence. For each one you find their occupation, year of birth and a link to the full biography.

103 people with a Wikipedia article died on September 20, including Gozbald, Hermann II, Count Palatine of Lotharingia, Michael of Chernigov. The list is in chronological order by year of death and spans all of documented history, from antiquity to the present day. For each person you find their occupation, the year and a link to the Wikipedia biography, where the full story and its sources can be read.

17 observances are celebrated on September 20 around the world: Christian feast day: Agapitus (Western Christianity), Christian feast day: Eustace (Western Christianity), Christian feast day: Evilasius, Christian feast day: Fausta of Cyzicus, Christian feast day: Glycerius of Milan, Christian feast day: Jean-Charles Cornay (one of Vietnamese Martyrs). The list gathers national holidays, international days and religious or civil observances falling on this date in different countries, as recorded on Wikipedia. Some are fixed and recur on the same day every year; others depend on the local calendar. Each links to the article explaining its origin and meaning.