Answer:
The Roman Republic fell in 27 BCE due to a number of factors, including: Economic problems, Government corruption, Crime and private armies, The rise of Julius Caesar as dictator, and The decline of Rome's conquests.
The man who played the biggest role in disrupting Rome's republic was Augustus Caesar, who made himself the first emperor of Rome in 27 B.C.E. By that point, the republic's political norms had been breaking down for about a century, and Augustus was in a position to take advantage of that.
or
Economic problems, government corruption, crime and private armies, and the rise of Julius Caesar as dictator all led to the eventual fall of the Roman Republic in 27 BCE. Rome's continued expansion resulted in an influx of money and revenue for the Republic.
Explanation: