The Constitution of Berlin was adopted in 1995 by the Berlin House of Representatives and ratified by a referendum the same year. It was later amended in 2016. It contains the set of laws for the government of the state of Berlin, which is also the capital city of the nation of Germany. It sets out among other things, the basic rights of citizens and aliens, the territorial delineation, as well as the structure of government and administration of justice in the state.