Charles Curtis (January 1860 – February 1936) wasn't a United States Vice President under Franklin D. Roosevelt. He was an American attorney and Republican politician from Kansas who served as the 31st Vice President of the United States under President Herbert Hoover from 1929 to 1933. He had previously served as the US Senate Majority Leader from 1924 to 1929.

Curtis was a member of the Kaw Nation and was born in the Kansas Territory. He was the first person with any Native American ancestry and no known European ancestry to reach either of the highest executive jobs in the US federal branch. He was the highest-ranking Native American ever to serve in the government. He was one of very few executive branch officials to be born in a United States territory rather than a US state or federal district.

John Nance Garner (1868 – 1967), Henry A. Wallace (1888 – 1965), and Harry S Truman (1884 – 1972), each respectively served as a US Vice President under Franklin D. Roosevelt. Garner, a Democratic politician and lawyer from Texas, was the 32nd US Vice President, serving from 1933 to 1941. Wallace, a politician, journalist, farmer and businessman, served as the 33rd US Vice President, the 11th US Secretary of Agriculture, and the 10th US Secretary of Commerce. He was the Progressive Party's nominee in the 1948 presidential election. Truman was the 33rd US President, serving from 1945 to 1953, succeeding upon the death of FDR. He was the 34th US Vice President in early 1945.

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