The draft of the constitution was vetted by the people at Tinkhundla and Sibaya meetings before being approved by Parliament and signed by the President.

The constitution was approved by the People's Council.

The constitution was drafted and enacted by the National Assembly and promulgated by the President.

The constitution was drafted by a Parliamentary Select Committee and approved by Parliament before being signed by President Mugabe.

The constitution was enacted by the National Council for Peace and Order and signed by the King.

The constitution was approved by the National Assembly.

The constitution was approved in a national referendum.

The Instrument of Government and Sweden's other fundamental laws were approved by the Riksdag.

The constitution was approved by Parliament and given royal assent by the Governor-General on behalf of Queen Elizabeth II.

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

The constitution, drafted by a Constitutional Commission, was adopted following a national referendum.

The constitution was promulgated by Queen Elizabeth II through an Order in Council upon independence, following approval by the Solomons Assembly.