A+E Networks. On April 17, 1790, American statesman, printer, scientist, and writer Benjamin Franklin dies in Philadelphia at age 84. Born in Boston in 1706, Franklin became at 12 years old an apprentice to his half brother James, a printer and publisher. He learned the printing trade and in 1723 went to Philadelphia to work after a dispute with his brother. After a sojourn in London, he started a printing and publishing press with a friend in 1728.