How did the government in Rome change after the expulsion of the king? How many years did the kings rule in Rome?

In 509 BC. in Rome, there was a coup, in connection with which the Romans came to power. Thus, the functions of government passed into the hands of the Senate. So Rome was turned into a republic that could survive for 5 centuries.

We can say that 509 BC. became the last date of the reign of the Roman kings. The first king in Rome began to rule in 753 BC. That is, the kings ruled in Rome for 244 years.