The first modern Olympic Games were held in Athens, Greece, in 1896. The event marked a revival of the ancient Olympic Games, which had been held in Olympia for centuries until they ceased in the 4th century AD. The 1896 Games featured 13 countries and 43 events, including athletics, swimming, and fencing. The modern Olympics aimed to promote peace and unity through sports, and it has grown immensely since its inception, evolving into a global celebration of athleticism and culture that occurs every four years, bringing together athletes from around the world.