Answer:
whne your like 30(i think) your not forced but some people still join bc there willing to sacerfice there life to help, if you 18-30 they can force you to join
Explanation:
The city of Pisa was at the beginning a simple but important Italian seaport. With its growth, so did its religious buildings. Its fame and power grew gradually over the years, as the people of Pisa were involved in various military conflicts and trade agreements.
True, it is one of the smallest continents while have a great diversity of religion and ethnicity.