Oct 4 Ottoman Empire declares war on the Russian Empire starting the Crimean War after various disagreements including Russian occupation of the Ottoman controlled Danubian Principalities
Oct 6 4th National Women's Rights Convention opens in Cleveland Ohio
Oct 19 First flour mill in Hawaii begins operations
Oct 23 Maastricht-Aken railway in Netherlands opens
Birthdays in History
Oct 17 Grand Duchess Maria Alexandrovna of Russia (d. 1920)
Oct 29 Josephine Beall Bruce, African-American activist (NACW) Philadelphia, Pennsylvania (d. 1923)
Deaths in History
Oct 2 François Arago, French astronomer, physicist (chromosome) and politician, dies at 67