They end slavery because of amendments
<span>Westward Expansion and the American Civil War. To many nineteenth century Americans, the expansion of slavery into Western territories caused a great deal of controversy. ... These fears were realized when the expansion of slavery into western territories entered Congressional debates</span>
Advantages: animal produce high yield due to the less wast of energy
Disadvantage: much capital construction of a zero grazing unit
A Cartographer is the person that uses science, technology and art to produce maps.
Prince Henry (Infant D. Henrique of Portugal, Duke of Viseu) known as Prince Henry the Navigator was a pioneer during the Age of Discovery. As navigator he employed cartographers to chart the voyages and encourage this activity by using the skill inviting cartographers to go to Portugal to make maps for the infant that helped him during navigation.
I don’t even know what you’re asking for but tyyy for the points