Final answer:
Citizenship played a crucial role in ancient Athens and Rome, with specific requirements for adult males to be considered citizens. In Athens, having free-born parents was essential, while in Rome, citizenship was determined by factors such as ancestry, wealth, and political privilege.
Step-by-step explanation:
Citizenship played a significant role in both ancient Athens and Rome. In Athens, adult males had to have free-born parents to be considered citizens. In Rome, citizenship was determined by factors such as ancestry, wealth, and political privilege. Roman citizenship was highly coveted and could be obtained through birth or special decree.