Question

why is not every constitution a constituent assembly​

Answer 1

Answer:

The U.S. Constitutional Convention that drafted the still-current United States Constitution in 1787 was notably not a constituent assembly: its delegates were appointed by the states, not directly elected, and not all states sent delegates; moreover, the Convention was originally charged with drafting amendments to ...

Answer 2

Answer:

The constituent assembly is entirely elected by popular vote;[1] that is, all constituent assemblies are constitutional conventions, but a constitutional convention is not necessarily a constituent assembly. As the fundamental document constituting a state, a constitution cannot normally be modified or amended by the state's normal legislative procedures;[2] instead a constitutional convention or a constituent assembly, the rules for which are normally laid down in the constitution, must be set up.