837 in history

837 events chronologically

Apr 10 Halley's Comet makes its closest approach to Earth at a distance equal to 0.0342 AU (5.1 million kilometres/3.2 million miles)

Died in 837

Mar 13 Saint Roderick venerated as one of the Martyrs of Córdoba. Tradition states that he was a Christian priest of Cabra who had two brothers: one was a Muslim, the other had no religion. Once, after his brothers began to fight one another, Roderick attempted to break up the fight. However, they turned on him instead and beat him