- Feb 11 First vision of the Virgin Mary to 14-year-old Bernadette of Lourdes, France
- Apr 10 "Big Ben", a 13.76 tonne bell, is recast in the Tower of Westminster
- Jun 16 Abraham Lincoln says "A house divided against itself cannot stand" accepting Illinois Republican Party's nomination for the Senate
- Jul 1 The joint reading of Charles Darwin and Alfred Russel Wallace's papers on evolution to the Linnean Society.
- Aug 2 Government of India transferred from East India Company to the British Crown
Mendelssohn's "Wedding March" first played, at wedding of Queen Victoria's daughter Princess Victoria, to crown prince of Prussia
On January 25, 1858