Henry Cabot Lodge (May 12, 1850 – November 9, 1924) was an American statesman, a Republican politician, and a noted historian from Massachusetts. While the title was not official, he is considered to be one of the first Senate Majority leaders and was the first Senate Republican Leader, while serving concurrently as Chairman of the Senate Republican Conference. He is best known for his positions on foreign policy, especially his battle with President Woodrow Wilson in 1919 over the Treaty of Versailles, which the United States Senate never ratified.
Lodge, who was always known as "Slim", was born in Boston, Massachusetts, the son of John Ellerton Lodge and Anna Cabot. His great-grandfather was former Senator George Cabot. Lodge grew up on Boston's Beacon Hill after spending part of his childhood in Nahant, Massachusetts and was cousin to the American polymath Charles Peirce.
In 1872, he graduated from Harvard College, where he was a member of Delta Kappa Epsilon fraternity (Alpha chapter) and the Porcellian Club. He also was a member of the Hasty Pudding Club and took part in an early show. After traveling through Europe, Lodge returned to Harvard where he became the first student of Harvard University to graduate with a Ph.D. in Political Science. His teacher and mentor during his graduate studies was Henry Adams; Lodge would maintain a lifelong friendship with Adams. Lodge wrote his dissertation on the ancient Germanic origins of Anglo-Saxon government. Lodge would be a vocal proponent of the superiority of the Anglo-Saxon race.