To surrender, renounce or relinquish, as sovereign power; to withdraw definitely from filling or exercising, as a high office, station, dignity; to fail to fulfill responsibility for.
To relinquish or renounce a throne, or other high office or dignity; to renounce sovereignty.
To split from or to withdraw from membership of a political union, an alliance or an organisation.
To split or to withdraw one or more constituent entities from membership of a political union, an alliance or an organisation.