Following the aftermath of the World War which ended in 1918. The various colonies became League of Nations mandates.
This evident in the fact Article 22 of the Covenant of the League of Nations that the colonies under Central Powers became League of Nations mandates. The purpose is to improve the living conditions of the people living in the region and develop the territory in terms of infrastructures.
Through the voyages of Christopher Columbus, further conquistadors such as Hernan Cortes and Francisco Pizarro were able to understand the landscapes of the geographic regions in the Caribbean and South America, which allowed them to more effectively colonize the regions.