A prominent late 19th-century American social scientist, his ideas are frequently examined in Advanced Placement United States History courses. He is primarily known for his advocacy of Social Darwinism, a belief that societal progress resulted from relentless competition in which the strong survived and the weak perished. This philosophy extended to international relations, as well as to domestic economic policy. He also championed laissez-faire economics, arguing against government intervention in the marketplace, believing that the market should regulate itself.
The significance of understanding his theories within a historical context lies in its reflection of prevalent attitudes during the Gilded Age. It illuminates the justification often used to defend vast disparities in wealth, limited regulations on business, and even imperialistic endeavors. His views offer a stark contrast to other reform movements and ideologies that arose during the same period, highlighting the diverse perspectives on social and economic progress at the time. Studying his work is essential to grasp the intellectual underpinnings of conservative thought during a period of significant social and economic transformation.