What happend on 4th January

This is day of

Louis Braille Day is observed to commemorate the birthday of Louis Braille, the inventor of the Braille reading and writing system.

1865

The New York Stock Exchange (NYSE) inaugurates its first permanent headquarters at 10-12 Broad Street in New York City.

1847

Samuel Colt, the American inventor and manufacturer known for the Colt revolver, receives a U.S. patent for a "revolving gun."

1809

Louis Braille, the creator of the Braille system for the blind, is born in Coupvray, France, revolutionizing communication for the visually impaired.