Recall why were indentured servant necessary in virginia

Colonists in Virginia were suffering a very high death rate which led to a shortage of labor, the labor was needed because the colonists needed a work force to work on their plantations.

Explanation:

on the morning of  july 21,  1861, general mcdowell ordered the  unionarmy to attack. it was on this hill that  confederate  colonel thomas jackson and his forces held back theunion  troops.