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.

Q: Most non-battle-related casualties from this war stemmed from an outbreak of yellow fever and Russell Alger's decision to supply troops with spoiled meat, leading to the "Embalmed Beef" scandal. One front of this war was commanded by William Shafter, who ordered the attack on El Caney, while a far-away front was commanded by George Dewey. Its best-known land battle saw cavalry led by Leonard Wood charge up Kettle Hill. FTP name this 1898 conflict which included the American victory at the Battle of Manila Bay and was triggered by the explosion of the USS Maine.

A: History
****
Q: During this dynasty, the minister Qin Gui committed an infamous act of treachery against the general Yue Fei, and the author of the Comprehensive Mirror for Aid in Government, Sima Guang, opposed the New Laws of Wang Anshi. Zhao Kuangyin formed it, and gunpowder, the magnetic compass, and moveable type were invented during this era, before the death of emperor Qinzong led to the decline of its Northern period, but its southern incarnation survived until the Mongol conquest. For 10 points, name this dynasty is credited with unifying China after the Ten Kingdoms and Five Dynasties periods.

A: History
****
Q: accelerates the isomerization of one type of these compounds in a zipper-like fashion. The Glaser Coupling results in the joining of two of these compounds, and they can be synthesized through the Corey-Fuchs reaction. Potassium permanganate oxides these compounds to two carboxylic acids, and they can be selectively reduced to a similar functional group in the presence of a palladium catalyst named for Lindlar. The central carbon atoms in these groups have sp hybridization, and the two unhybridized p orbitals form the two pi bonds in these groups. For 10 points, name these compounds containing a carbon-carbon triple bond.

A:
Science
****