Benjamin Franklin was born in 1706 in Boston, Massachusetts. He had little formal schooling but taught himself subjects like geometry and languages. He worked in his brother's printing shop and later opened his own print shop. Franklin wrote Poor Richard's Almanac and published the Pennsylvania Gazette newspaper. He invented bifocals, the lightning rod, the Franklin stove, and more. Franklin served as a representative for the 13 colonies in Europe and signed the Declaration of Independence and Constitution. He played a key role in the founding of the United States.