The constitution was drafted and approved by a National Constituent Assembly.

The constitution was approved by the Dil ireann and voters in a plebiscite.

The fundamental law was adopted by Parliament and signed by President Pl Schmitt.

Israel's basic laws were enacted by the Knesset.

The Althingi drafted and approved the constitution before it was confirmed by the President.

President Enrico De Nicola promulgated the constitution following its approval by a Constituent Assembly.

A Constituent Assembly drafted and approved the constitution.

The constitution was promulgated by Queen Elizabeth II through an Order in Council at independence.

The constitution was drafted by the Committee for Examination of Indonesian Independence, but was not brought into force until 1959 under the decree of President Sukarno.

The Emperor promulgated the constitution following its approval by the Imperial Diet.

The constitution was approved in a national referendum.

The constitution was drafted by the Council of Representatives and approved by the Iraqi people in a referendum.