This meticulous work documents the extraordinary institutional, legal, scientific, and cultural legacy that Spain established in the American territories during its imperial era. Readers will discover how key institutions such as the Council of the Indies, the Holy Brotherhood, and the General Court of the Indies functioned, while gaining an understanding of the true scale of events such as the Valladolid Controversy and the Royal Vaccination Expedition. The Spanish Crown established a sophisticated system of government that recognized fundamental rights for indigenous peoples, created figures such as the Protector of Indians, and established formal treaties with native peoples. Legal innovations such as the trial of residence shine with their own light, alongside scientific advances in fields such as cartography, navigation, and medicine. AN EMPIRE THAT LEGISLATED IN FAVOR OF THE WEAKEST, DEBATED THE LEGITIMACY OF ITS OWN CONQUESTS, AND SHARED ITS DISCOVERIES WITH ALL OF HUMANITY. This work invites us to rediscover the true dimension of the Spanish presence in America: a power that built a new society where worlds, languages, races, and creeds converged, centuries ahead of its time in the recognition of human rights and the development of scientific knowledge. This book is a powerful cultural weapon against self-censorship, relativism, and forgetfulness. It is a call to rediscover Hispanic culture as an alternative historical model in the face of dehumanizing globalization. An essential work for those who refuse to apologize for what was, quite simply, magnificent. “Spain did not just bring its sword, it brought its soul. It did not just impose laws, it sowed civilization.” Paul Claudel, French poet and diplomat.