Celebrations and notable events that occurred on April 23, 2026.
Events that occurred on April 23 throughout history
President Theodore Roosevelt signed into law a bill establishing the U.S. Army Reserves.
Hank Aaron launches his career homerun tally with his first of 755 playing for the Milwaukee Braves. The Braves beat the St. Louis Cardinals 7-5.
Doctors at Massachusetts General Hospital transplanted artificial skin developed by Ioannis V. Yannas with a research team at MIT for the first time. They created the artificial skin using a combination of cowhide, shark cartilage and plastic.