Question

why all country have there own parliament

Answer 1

All countries have there own parliament to maintain laws and regulations in countries.
It also help to pass the bill in parliament.

Answer 2

All countries have their own parliament
1. They know well about the country's relief features
2. They know more about their customs and traditions
3.they know about the ethnic composition
4.they can know the problems hidden in the society
5.they can communicate easily by the popular language known there
Hope it helps you pls mark this as brainliest