I will give my best shot. I think they justified their reason to conquer the Aztec and Inca Empires in the name of their religion, christianity
They wanted to present them as if they were gods. This was quite common in history and is a reason for example why pharaohs got pyramids built in their honor. The giant heads depicted their leaders as gods or someone who is in general larger than life itself. It was a sign of respect and others who would visit would also see this and know who they are dealing with. Such heads can still be found and examined which is important when trying to understand their ancient culture.
Answer:
They ran out idians and bought their lands.
Explanation:
Took over much of the economical and political world and influence...?
Answer: French colony of Saint-Domingue
Saint-Domingue used the French revolution as an inspiration to gain its own independence.
Its leaders François Dominique Toussaint-Louverture and Jean-Jacques Dessalines led the revolution against the slavery in Saint-Domingue.
The colony had been an important port in the Americas for goods and products (primary sugar) that flowed from France to Europe. It became the richest and most prosperous colony in the West Indies and gained independence.