5 Countries with the Most Reserve Military Manpower in the World

2. South Korea

Total reserve military manpower: 3,100,000

Ranked number two on the list, the South Korean military is known for having professional personnel who train regularly for multinational and bilateral exercises. As of 2024, the military manpower of South Korea is 3,100,000. Male citizens from Korea who have been discharged from the military are automatically placed in Reserve Forces for the coming six to eight years. Every person part of the reserve personnel must attend multiple training sessions each year.