Emphasis on individual growth and achievement
significance of human thought and experience
and
interest in classical greek and roman texts.
Maybe it means that there’s a difference between how much land they own or something. It says there was a difference between the amount of land they occupied and the amount of land they couldn’t control. So maybe they didn’t own/have a lot of land but there was a lot of land they couldn’t get to/take over etc. or maybe this situation could be vice versa so they have a ton of land but only a little isn’t “controlled” let me know if this helps sorry if it’s confusing I’m just guessing based on the context clues :)
The main impact of the invention of the cotton gin in 1793 was on the ability to process short-staple cotton.
A higher animal population
hope this helped
;)