15 May 2025: This day in history
1252: Pope Innocent IV issues the papal bull Ad Extirpanda, which authorizes but also limits the torture of heretics in the Medieval Inquisition 1618: German astronomer Johannes Kepler discovers the third of his three planetary laws, the “harmonic law” 1841: First emigrant wagon train to reach California leaves Independence, Missouri, on a 1,730-mile journey over […]

















