The assassination of what country's Archduke led to World War I?

More Questions:

What New York Yankee was nickname the "Iron Horse"?

What kind of wine takes its name from the Spanish town of Jerez, where it is made?

The Arc de Triumphe is to Paris, as the Brandenburg Gate is to what other European capital city?

What acid gives citrus fruits their distinctive sharp flavor?

What song appears on the "Saturday Night Fever" soundtrack twice, once by the Bee Gees and once by Tavares?

Who played the role of the US president in the movie "Head of State"?

What mode of transportation did Gary Numan sing about in a 1980 Top 10 hit?

Who played the role of Andy Dufresne in the movie "The Shawshank Redemption"?

Who was the first winner of "American Idol"?

What Monty Python movie was banned in Norway?

Which cowboy musical artist first recorded the song, Here Comes Santa Claus?

What city was JonBenet Ramsey killed in?

What general led the Mexicans in the siege against the Alamo?

What precious metal did alchemists call "luna"?

Which brothers published the storybook entitled "Children's and Household Tales" in the 19th century?