How was rome's location advantages for the romans? write as a 6th grader so i can understand

So great was the empire that it influences geopolitics even today. ... Several geographic advantageshelped Rome to grow and ultimately dominate the known world. ... The Alps, located on the northern border of modern-day Italy, seal off the peninsula from the ... Most of Robinson's writing centers on education and travel.

They wanted to escape poverty and overpopulation