Bartolomé de las Casas was a 16th-century Spanish colonist who acted as a historian and social reformer before becoming a Dominican friar. He was appointed . Bartolomé de Las Casas: Bartolome de Las Casas, Spanish historian and Dominican missionary who spoke out against oppression of indigenous peoples by . Bartolome de Las Casas (1484-1566) was a Spanish Dominican friar who became famous for his defense of the rights of the native people of the Americas. The role of Bartolomé de Las Casas in the history of the United States of America. Bartolomé de las Casas, sickened by the exploitation and physical degradation of the indigenous peoples in the Spanish colonies of the Caribbean, gave up his . Life as a Missionary- An historian, a theologian, Bartolome de Las Casas spent a large portion of his life fighting for the rights of native peoples of the New World. Bartolomé de Las Casas was born in 1484 in Sevilla, Spain. In 1502 he left for Hispaniola, the island that today contains the states of Dominican Republic and . Oct 12, 2013 - Today we know about this brutality largely because of one man: Bartolomé de las Casas (1484-1566), a Spanish priest who witnessed and . Jul 20, 2010 - Bartholomew de Las Casas was born in Seville, Spain. He studied law at the University of Salamanca, where the Dominicans were wrestling .