Original sentence: John Henry Brown (October 29, 1820–May 31, 1895) was an American historian, journalist, author, military leader, and a politician who served as a state legislator and as mayor of both Dallas and Galveston, Texas
Edited sentence: John Henry Brown (October 29, 1820 – May 31, 1895) was an American historian, journalist, author, military leader, and a politician who served as a state legislator and as mayor of both Dallas and Galveston, Texas