What happened to the Roman Republic after the fall of the Etruscans and other local kingdoms?

After the Romans freed themselves from the Etruscans, they established a republic, and all males over 15 who were descended from the original tribes of Rome became citizens. ... In the late Republic, male slaves who were granted their freedom could become full citizens.

Explanation:

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.