Which American folk artist was born September 7, 1860, in Greenwich, New York, and died December 13, 1961, in Hoosick Falls?

The "Arkansas toothpick" is a large type of what? At which village was the armistice ending the fighting of the Korean War signed in July 1953? What is the lowest commissioned officer rank in the U.S. Army? An article about which astronomer, born in Germany in 1571, is titled "The Man Who Moved the Universe"? A nameless prototype of which cartoon character appeared in the 1938 cartoon "Porky's Hare Hunt"? Which Asian desert covers roughly 500,000 square miles of Mongolia and northern China? Many adoption programs find homes for which dogs once they retire from racing? An assassin shot President William McKinley at the 1901 Pan-American Exposition in which city?