Andrew Carnegie built his steel fortune using a steelmaking process named for which English inventor?

Andrea Palladio's 1554 book on the antiquities of which city was the standard guidebook for some 200 years? Andrei Gromyko was the face of the USSR as which kind of minister from 1957 to 1985? In which state did Andrew Johnson marry Eliza McCardle on May 17, 1827? Which financier bought out Andrew Carnegie's steel company in 1901 to form U.S. Steel? Andrew Hamilton won acquittal for which New York publisher at his 1735 libel trial? Which U.S. president, the second named Andrew, was the first to be impeached? Since 1928, Andrew Jackson's portrait has appeared on the front of which U.S. bill? Andrew Jackson was one of the landowners who founded which Tennessee city on the Mississippi River in 1819?