In the late 1980s, a history professor from Marquette University named John William Rooney walked into the French National Archives in Paris and walked out with a copy of the 1814 Treaty of Fontainebleau, a woven paper with red wax seals and a green silk cord through which Napoleon Bonaparte agreed to give up the French empire and accept exile. John William Rooney, former Marquette professor, on taking the 1814 Treaty of Fontainebleau from the French archives The opportunity to steal a major piece of history, Rooney said, was too tempting to pass up. "If you were to stand in...