Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
연방주의는 여러 주가 하나의 정부 아래에서 통합되는 정치 체제입니다.yeonbangjuineun yeoreo jugaga hanaui jeongbu araeseo tonghabdoeneun jeongchi chejeimnida.Federalism is a political system in which several states are united under one government.