The official name of Nigeria.

The domestic intelligence and security service of the United States, which simultaneously serves as its primary federal law enforcement organization.

Synonym of cooperative federalism

Synonym of dual federalism

The supreme constitutional court of the Federal Republic of Germany.

The foreign intelligence agency of Germany. / The Federal Intelligence Services of Switzerland (the collective term for its agencies).

A federation which existed between the states of Serbia and Montenegro from 1992 to 2003, between the dissolution of the previous country of Yugoslavia, and the division of the federation into those constituent countries.

Uncommon spelling of Federal Republic of Yugoslavia.

A federal territory of Nigeria centred on the capital Abuja, in the North Central geopolitical zone.

Alternative formal name of Russia.