In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

Leon Gambetta attempted to organize one side's defenses in this war, but fled in a hot air balloon. The Treaty of Frankfurt ended this war, in which the Battle of Sedan was fought. One cause of this war was the possibility of Leopold of Hohenzollern gaining the Spanish throne. Another cause of this war was an edited letter between the ambassador of one country in this war and Wilhelm I. That document known as the Ems Dispatch was used to advance the goals of Otto von Bismarck. For 10 points, name this 1870-1871 war between two European nations that led to German unification.
History

One novel set in this city features "apparat"s that share data about characters like Eunice Park and Lenny Abramov. That novel is Gary Shtyenngart's Super Sad True Love Story. In another novel set here a key found in an envelope prompts a meeting at which William Black is told by Oskar Schell about a voicemail consisting of the repeated phrase "Are you there" In another novel set here Keith Neudecker's estranged wife Lianne repeatedly sees the title street performer. For 10 points, name this setting of Jonathan Safran Foer's Extremely Loud and Incredibly Close and Don DeLillo's Falling Man, both of which center on responses to the 9/11 attacks.
Literature

composed a set of works dedicated to Grand Duke Paul of Russia that includes pieces such as "The Birds" and "How Do You Do" and one finale contains various pauses to confuse the audience, titled "The Joke. " One of his works contains the "Ewiger, machtiger Gott" chorus towards the end of its "Spring" movement. Another set of his works are occaisonally named for his collaborator Johann Salomon, including one whose second movement contains an 8-note accompaniment by the bassoons that imitates the ticking of the title device, and another which derives its name from the loud G chord in its sixteenth measure. For 10 points, identify this composer of the Clock and Surprise symphonies.

Fine Arts