Emperor Norton Abolishes Congress
Oct 12 Self-proclaimed Emperor of the USA, Emperor Norton issues edict abolishing the US Congress
John Brown's Raid on Harpers Ferry
Oct 16 Abolitionist John Brown leads 21 men on a raid of the federal arsenal at Harpers Ferry, Virginia
- Oct 19 Wilhelm Tempel discovers diffuse nebula around Pleid star Merope
- Oct 26 Steam clipper Royal Charter is wrecked on the coast of Anglesey, Wales;, in a storm that took down over 100 vessels; approximately 450 passengers and crew killed on voyage returning to Liverpool from Australia
- Oct 29 Spain declares war on Morocco