MORE EVENTS ON THIS DAY

2003: Pope John Paul II beatified Mother Teresa, who had won the 1979 Nobel Peace Prize for her charity work. [ Test your knowledge of saints.]

1987: The Dow Jones Industrial Average plummeted nearly 23 percent, the largest one-day percentage drop in the stock market's history. [Take our quiz about economic news.]

1914: During World War I, the First Battle of Ypres began in western Flanders; the Allies and Germans settled into the trench warfare that would characterize the remainder of the war on the Western Front. [Sort fact from fiction in our World War I quiz.]

1897: American industrialist George M. Pullman, inventor of the Pullman sleeping car used on railroads, died. [Take our quiz about American industry and innovation.]

1864: Confederate soldiers based in Canada crossed into St. Albans, Vermont, and robbed three banks in order to agitate the Union during the American Civil War. [ How much do you know about the American Civil War?]

1812: Napoleon began his disastrous retreat from Russia. [Take our quiz about Napoleon Bonaparte.]