English people around the year 1000 called the Vikings by which national name, and paid a tax called a "geld" to buy them off?

Which ship was found mysteriously deserted in the Atlantic in 1872? Who was the U.S. president when British troops set fire to the Capitol in 1814? British troops stormed ashore on which islands on May 21, 1982? Which weight system uses a 16-ounce pound equal to about 453.59 grams? Which city's streets range from the very wide Avenue Foch to the narrow Rue du Chat-qui-Peche? Britannica and World Book are examples of what kind of reference work? What is the brittle outer covering around an egg's yolk and white called? Broadcast on the DuMont network in 1946, "Faraway Hill" is considered the first network TV show in which genre?