South Korea's defence ministry remains on high alert against possible North Korean provocation as the country winds down joint military drills with the United States.br br The drills, code-named Foal Eagle, started on March 1st and involved joint land, sea and air manoeuvres.br br About 200,000 Korean and 10,000 U.S. combat personnel were mobilized for the two month-long exercise.br br (SOUNDBITE) (Korean) SOUTH KOREAN DEFENCE MINISTRY SPOKESMAN KIM MIN-SEOK SAYING:br br "We're ending the Key Resolve and Foal Eagle exercises as of today, but South Korean and U.S. military will closely monitor the North's possible provocations and its movements as well as its possible missile launches."br br The joint drills came in the aftermath of a widely-condemned North Korean nuclear test in February that raised tensions in the peninsula.