Christopher Colombus can be referred to a colonizer, explorer and an imperialist. In is credited for starting the Spanish colonization, which preceded the European colonization of America.
It is evident that Colombus advocated for imperialism and through his efforts, America was not founded on freedom and democracy. On the other hand, D alas Casas opposed slavery and abuse of the native Americans. It is through da las Casas efforts to restore justice and democracy for the Native Americans that he is viewed among the initial promoter of human right. Both played an prominent role in shaping the present America. Columbus actions resulted to development of trade hence industrialization while de las Casas efforts resulted to democracy in America.