Why did the Greeks settle colonies?

Answer 1

The city-states in mainland Greece had limited land and a burgeoning population. So they loaded their surpluses on ships and sent them off to seize new land and establish their own city-state, resulting in over 2,000 spread around the Mediterranean and Black Sea littorals.

Answer 2

The Greeks began establishing colonies as early as B.C.E., in order to alleviate overcrowding, land scarcity, and political upheaval in Greece. The Greeks were able to cultivate wider areas because to iron equipment and improved farming practices.

Answer 3

To export their surplus populations which could not be supported on the limited land of their city-states, and had to be got rid of before they caused trouble.