When did Rome become a republic?

About 509 B.C.

http://en.wikipedia.org/wiki/Roman_Republic

She's right it's 509

Rome became a republic in 509 BC.

Rome became a republic in 509 BCE.

To determine when Rome became a republic, you can follow these steps:

1. Research the founding of Rome: Rome was traditionally founded in 753 BCE by Romulus, but this date is more of a legend than a historical fact.

2. Identify the monarchy period: Rome was originally ruled by kings, and this period of monarchy lasted for about 244 years.

3. Look for historical events: The last king of Rome was Tarquinius Superbus, who was overthrown in 509 BCE due to his tyrannical rule. This event marked the end of the monarchy and the beginning of the Roman Republic.

4. Confirmation through historical sources: The establishment of the republic in 509 BCE is mentioned in several ancient sources, such as Livy's "History of Rome."

By following these steps, you can determine that Rome became a republic in 509 BCE.