No, they already had taken over the Greeks. Julius Caesar was preparing to take over the Middle East and Persia to emulate Alexander the great and, having already taken over Western Europe, which Alexander had not achieved, be greater then him. This assassination precluded this.
The Kingdom of Macedon was annexed in 148 BC. The whole of mainland Greece was annexed in 146 BC. Crete was annexed in 76 BC, during a war against piracy.
yes the Romans defeated the last of the major greek city-states in 146 BC.
Ancient Israel was conquered by the Romans in 63 BC.
Greece became a Roman province in approximately 145 BC. It was renamed Achaia.
Rome conquered most of Europe between 264 BC and 44 BC
The Romans conquered Spain, Asia Minor, Macedonia, and Greece.
Rome annexed mainland Greece in 146 BC
There was no ancient Greek empire. The Greek world was originally a lot of independent city states. The Eastern part after Alexander the Great became several Hellenistic Kingdoms which were progressively absorbed within the Roman Empire - Maedonia, Egypt and Syria in the 2nd and 1st Centuries BCE.
In 44 BC the Roman senate established a perpetual dictatorship for Julius Caesar. He was to be dictator for life. Needless to say, it didn't last too log.
Phillip second exactly in 359bc
The area that is today Portugal was part of the Roman conquest of the Iberian peninsula that began in 219 BC. It took them almost 200 years for the Romans to conquer the entire area.
Xerxes