What Happened Today in History?
• 04/07/25 at 12:12PM •The Battle of Ourique takes place, where the forces of Portuguese count Afonso Henriques (of the House of Burgundy) defeat those led by the Almoravid governor of Córdoba, Muhammad Az-Zubayr Ibn Umar, identified as "King Ismar" in Christian chronicles. More
By Domingos Sequeira (1793) Public Domain.
During the Spanish-American War, the U.S. invaded Puerto Rico, which was then a Spanish colony. In 1917, Puerto Rico became an unincorporated Territory of the U.S. and Puerto Ricans became American citizens. Partial self-government was granted in 1947 allowing citizens to elect their own governor. In 1951, Puerto Ricans wrote their own constitution and elected a non-voting commissioner to represent them in Washington. More
The Insulin hormone is successfully isolated by Canadian doctor Frederick Banting and his assistant Charles Best, a Biochemist. The scientific work continued and two additional contributors entered the scene; Dr James R. Mcleod and James Bertram Collip, also a biochemist. The four participants had a difficult relationship. In 1923, Banting and Macleod were jointly awarded the 1923 Nobel Prize in Physiology or Medicine "for the discovery of insulin". By 1923 Insulin was in full production available to patients. More
A Comment by Loy

Love the new UI - it is fun to be able to easily look up specific days, years and months throughout history. I must control me ADHD 😳🙂