Cold War tensions and the polio vaccine was the first polio vaccine to receive approval of the U.S. government, and was used until 1961 in America, when the Sabin vaccine was recommended to replace it. Albert Sabin, a virologist who publicly disagreed with Salk and his killed vaccine, worked on creating a vaccine with live, attenuated vaccines. Despite Cold War tensions, in January, 1956 Mikhail Chumakov, the director of Moscow's Polio Research Institute, his wife and colleague Marina Voroshilova, and Anatoli Smorodentsev, traveled to the U.S. in order to study the Salk vaccine and visited the laboratory of Albert Sabin. With the clearance of the FBI, Sabin
Alvah Sabin Alvah Sabin Alvah Sabin (October 23, 1793 – January 22, 1885) was an American politician and clergyman. He served as a United States Representative from Vermont. Sabin was born in Georgia, Vermont to Benjamin Sabin and Polly McMaster Sabin, and was educated in the common schools. He was also a member of the Vermont militia and served during the War of 1812. Sabin also attended the University of Vermont in Burlington, which awarded him the honorary degree of master of arts in 1826. After the war, Sabin studied theology in Philadelphia and graduated from Columbian College (now George Washington University),