In 1914, which empire closed the Dardanelles to Allied shipping?

Which 1913 poem by Joyce Kilmer includes the line "A nest of robins in her hair"? In 1913, Ch. Strathtay Prince Albert won Best in Show at Westminster as which breed, the same as Yale's mascot? The 1913 Treaty of Bucharest ended the second of which peninsular wars? Which war lasted from 1914 to 1918? Which name did the pope elected in 1914 choose, reigning as the XVth? Which Sherlock Holmes story with a color in its title was made into a British silent feature film in 1914? "The Metamorphosis," published in 1915, is one of the best-known works by which Prague-born author? In 1916, General John J. Pershing led a U.S. expedition into Mexico in pursuit of which rebel, who was assassinated in…