Slavery was Abolished in 1865 and farmers couldn’t find workers
Geographic, physical and social factors. Geographic factors such as location, Physical factors such as mountains , rivers, lakes, etc. and socail factors such as language, culture, customs, etc.
Hope this helped.
With the help of Patrick Henry of Virginia; one of the first colonists to rebel against the British, the ultimate rebellion started its course. There were protests because there was injustice against the colonies. The British king used the colonies as tool by taxing heavily to earn more money. There had to be an army to fight him.
Incas because they were way bigger, they made roads, had guns & more.