Claudia Sheinbaum was sworn in as Mexico’s first female president.
Source
Sony released the world's first CD player in Japan.
The Ford Motor Company shipped the first Ford Model T to a customer.
The first volume of 'Little Women' by Louisa May Alcott was published in the US.
Mass murderer, Stephen Paddock, shot dead 59 people and injured 869 while firing at 22,000 concertgoers in Las Vegas, Nevada, US.
Walt Disney World Resort officially opened in Florida.