They explored and colonized the new world for profit. There was loads of wood for shipbuilding, gold, and other materials found later (such as tobacco).
Persia
<span>Alexander the Great of Macedonia, possibly regarded as the greatest ever military commander, led his army from Greece through Turkey to what is now Iran, Persia, through to what is now Pakistan, parts of India & Afghanistan . . . . . Notable victories include Guatamela, the Hydaspes, the Granicus & Issue's. </span>
Egypt, Persia, Asia Minor, Syria, & what is now parts of Pakistan, India & Afghanistan.
He conquered Greece, Egypt, Persia, and part of the Indus Valley in India and named many cities after himself, like Alexandria in Egypt which became a center of commerce for Hellenistic culture.
<span>Egypt, the Middle East and central Asia.</span>
It helps us better understand the choices of the people before us. If we don't learn about its history then the lives lost fighting would be worthless.