The Terran Federal Republic, also known as the Federal Republic of Earth, is a nation in the Solar System. The nation was first established in Year 12,000 after the merging of China, Korea, Japan, Indonesia, Brazil, Colombia, Argentina, Mexico, and Europe. The last nation to join the Federal Republic was the Buddhist League, which entered in 15,000 by the order of Byakuren Hijiri. Switzerland will remain the only nation to not join the Federal Republic, instead continuing its maintained independence and neutrality.