The Southern Colonies, including Maryland, the Carolinas, Virginia, and Georgia were established during the 16th and 17th centuries. The Southern Colonies in North America were established by the British during the 16th and 17th centuries. At the time, they consisted of South Carolina, North Carolina, Maryland, Virginia, and Georgia; their historical names were the Colony and Dominion of Virginia, the Province of Carolina, and the Province of Georgia.
One of the most significant challenges is building an airplane had to do with "propulsion", since the technology that allowed motors to have enough energy to lift an airplane into the sky with a passenger wasn't available for most of history.