The article "Race and Manifest Destiny: The Origins of American Racial Anglo-Saxonism" explores how the idea of Anglo-Saxon racial superiority influenced American beliefs and actions during the 19th century. The author delves into the concept of Manifest Destiny and how it was intertwined with notions of race, particularly the belief in the superiority of Anglo-Saxons. Through historical analysis, the author uncovers how these ideas shaped American policies and attitudes towards other races.