<Li> City - state </Li> <Ul> <Li> Federacy </Li> <Li> Feudalism </Li> </Ul> <Ul> <Li> Dictatorship </Li> <Li> Directory </Li> </Ul> <Ul> <Li> Meritocracy </Li> <Li> Monarchy </Li> </Ul>

From which country's constitution has been the concept of india's parliamentary democracy followed