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.

[EX Q]: One commander killed in this engagement invented a beech-loading rifle that had earlier been used in the Battle of Brandywine. The Patriot commanders in this battle utilized shifting positions along the base of the central topological entity in this battle, while the leading Loyalist officer's decision to put on a plaid shirt to cover his officer's colors resulted in his demise, as Patriot snipers trained their sights onto the shirt. Colonels John Sevier and William Campbell led part of the Patriot attack at this engagement, and were opposed by Major Patrick Ferguson's force of roughly 1,100 Loyalists. For 10 points, name this Patriot victory in the American Revolution in North Carolina, which followed Horatio Gates' defeat at Camden.
[EX A]: History

[EX Q]: In the Corey-Bakshi-Shibata catalyst, an atom of it is attached to a pyrrole ring, an oxygen atom, and a toluene group. This element's acids are combined with amines and ketones in the Petasis reaction and in combining alkyl halides through the Suzuki coupling. Complexes containing it are called sido or arachno according to Wade's rules, and a more famous reaction using it is sometimes named for Herbert Brown. Mined from the ore Uletite, its silicate was once used in making hard glass for manufacturing laboratory equipment. For 10 points, name this element that participates in an anti-markonikov addition reaction to alkenes, with atomic number 5 and symbol B.
[EX A]: Science

[EX Q]: This man was challenged to a duel involving Trichinella-infested sausages by Rudolf Virchow, which he declined. Sickness and old age insurance laws were passed under his "practical Christianity" program. Adalbert Falk administered several restrictions on the clergy that Virchow termed the May Laws, which were part of this man's (*) Kulturkampf against the Catholic Church. He gave the "Blood and Iron" speech in support of a larger war budget, which was used for conflicts that he instigated through a dispute over Schleswig Holstein and by editing the Ems dispatch. For ten points, name this "Iron Chancellor" who helped unify Germany in the 19th century.
[EX A]:
History