Judicial strategies: this consists in suing a school, person, institution, or even state, on the basis that a civil right was violated. These kind of cases often led to landmark decisions by the U.S. Supreme Court such as Brown v. Board of Education.
Civil protests: This were peaceful protests, mostly led by students in the South, who demanded for civil rights such as the right of black people to enter any college that they wished.
Intellectual discusion: intellectuals like Martin Luther King, and decades before, W. Du Bois, wrote articles and books, and gave speeches where they gave arguments that supported civil rights for everyone.
As the sponsor of Christopher Columbus's voyages, Spain was the first European power to settle and colonize the largest areas, from North America and the Caribbean to the southern tip of South America.