A joint conference of the parties drafted the constitution before it was approved by the legislature.

The Constitution of the Republic of Tanzania was ratified in 1977. Since 1977, several amendments have been applied to the original Constitution. Many of these are related to the relationship between the united government and the Zanzibar government. This Constitution shall apply to Mainland Tanzania as well as Tanzania Zanzibar.

The constitution was approved by 99.02% of voters.

The constitution was passed by the House of Representatives.

The constitution was drafted and approved by a Constituent Assembly.

Parliament approved the constitution before it was signed by the Speaker and published by the President in the government gazette.

A Constituent Assembly ratified the constitution.

The constitution was approved by the National Assembly ratified in a popular referendum.

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