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.

One poem dedicated to this man describes dark events "Charging like ceaseless clouds" in "Hush'd Be the Camp To-Day." Another poem about him notes how the great star "droop'd in the western sky in the night." In another poem, his lips are "pale and still." For 10 points, Walt Whitman's "When Lilacs Last in the Dooryard Bloom'd" and "Oh Captain! My Captain!" are both based on whose 1865 assassination
History