The history of martial arts began in 2600 BC in China, which became the center of martial arts. In 527 AD, an Indian monk taught 18 Buddhist fighting styles to Shaolin monks, which evolved into the 5 animal styles of Shaolin kung fu. Many different styles of martial arts developed over time, including judo from Japan which was formed in 1882 and focuses on grappling and throwing techniques without weapons. Karate originated in Okinawa and involves striking techniques, while mixed martial arts allows a variety of fighting styles and first emerged in ancient Greece in 648 BC.