They were signing a petition to establish the 'Columbia Territory'.
To cause a liberal revolution in Libson in1820.
Answer:
The European colonizer looked for more raw materials that were needed to manufacture goods in Europe. While they also needed a new marketplace and Africa helped with that too, that was not the primary benefit that the colonizers got. Africa had a lot of raw materials that were untouched and Europeans used that to their advantage.
In the civil war 750,000 Americans died.