From the first official polo tournament to the landing of Viking 2 lands on Mars, we've got it all covered!
Let's dive into today's history.
First official Polo tournament is played in Argentina.
(Photograph:WION)
World War II: Britain and France declare war on Germany.
Sweden switches to driving on right-hand side of road.
NASA's robotic spacecraft Viking 2 lands on Mars.
Griselda Blanco, known as Godmother of Cocaine, killed in Medellín, Colombia.
