At the 1896 Democratic convention, William Jennings Bryan told delegates "You shall not crucify mankind upon" what?

At the 1851 world's fair in London, which American photographer won a medal for his daguerreotypes? At the 1855 world's fair in Paris, which man's sewing machine won first prize? At the 1880 Republican convention, which former two-term president led on each of the first 35 ballots before James Gar… At the 1889 Paris Exposition, a large share of the U.S. exhibit space showcased which inventor's work, including his ph… At the 1900 Republican convention, who received 925 of 926 votes for the vice presidential nomination, declining to vot… At the 1906 Army-Navy game, Navy introduced which song that has symbolized midshipman football ever since? At the 1912 Stockholm Olympics, King Gustav V of Sweden told which U.S. athlete, "Sir, you are the greatest athlete in… At the 1924 Olympics, which future movie Tarzan won the 100-meter freestyle in under a minute?