How long did Song Joong-ki serve in the military?

Song Joong-ki is a South Korean actor who served in the military from August 2013 to May 2015. He was initially conscripted as a public service worker and worked at the Sejong Center for the Performing Arts, but later changed to active duty soldier. He was discharged from service on May 26, 2015 after completing 21 months of service.

During his military service, he kept a low profile and did not accept any entertainment-related activities. After his discharge, he made a surprise visit to the set of the film "A Werewolf Boy" to greet his fellow cast and crew, showing his gratitude for their hard work.

Since his discharge, Song Joong-ki has been actively involved in the entertainment industry. He has starred in several hit dramas and films, such as Descendants of the Sun, A Werewolf Boy, and The Battleship Island. He also won the Best New Actor award at the 2010 Baeksang Arts Awards.