What happened on April 4

66 documented historical events happened on April 4, from antiquity to the present day. The best known is this: Roman consul Agrippa Menenius Lanatus celebrated a triumph for a military victory over the Sabines. On the same day, in another year: The Komnenos dynasty came to full power with the coronation of Alexios I Komnenos (pictured) as Byzantine emperor. 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 April 4, including Shing-Tung Yau, Christine Lahti, John Hannah (American football). 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.

138 people with a Wikipedia article died on April 4, including Ambrose, Isidore of Seville, Plato of Sakkoudion. 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.

13 observances are celebrated on April 4 around the world: Children's Day (Hong Kong, Taiwan), Christian feast day: Benedict the Moor, Christian feast day: Gaetano Catanoso, Christian feast day: Isidore of Seville, Christian feast day: Martin Luther King Jr. (Episcopal Church (USA)), Christian feast day: Reginald Heber (Anglican Church of Canada). 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.