Explain the role of the encomienda system and Christianity in Spanish exploration.

In the early 16th century, the Spanish crown set up the encomienda system in the Americas to divide up the American Indian labor force in order to aid the development of their mining ecomony. ... The encomendero provided the laborers protection from warring tribes, and teachings in the Catholic faith.

the treaty of brest-litovsk was a peace treaty signed on 3 march 1918 between the new bolshevik government of russia and the central powers (german empire, austria-hungary, bulgaria, and the ottoman empire), that ended russia's participation in world war i.