What action began the invasion of the western Roman Empire?

The Huns invading from the East

Explanation:

For the fall of Rome, it was the Huns invading from the east that caused the domino effect, they invaded (pushed into) the Goths, who then invaded (pushed into) the Roman Empire. The fall of the Western Roman Empire is a great lesson in cause and effect.

julius caesar turned the roman republic into the roman empire by coming in and taking the "dictator" role during the time of a civil war (elites vs lower classes) winning battles and reputation, then declaring him dictator for life

hope this : )

answer: the ocean

explanation: if you map out 30 n and 40 n latitude, you will get the ocean