You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "the american academician who taught the first sociology courses in the united states was?" whose answer is William Graham Sumner.
Each document should contain about 30 words, and these documents should contain useful information.

Query: first sociology courses taught in the united states
Useful Output:

Doc 1: In sociology's place, then, the state inserted a new option for students: an introductory course surveying U.S. history up to 1877. We talked to
Doc 2: In the early 1900s, sociology reached universities in the United States. William Sumner held the first professorship in sociology (Yale
Doc 3: An unusual number of graduates in I874 (the first class taught by  as I then supposed, the first course in sociology ever given in the United States.
Doc 4: The first college course entitled "Sociology" was taught in the United States at Yale in 1875 by William Graham Sumner. Lester F. Ward's 1200-
Doc 5: In 1894, he became a full professor of sociology at Columbia University – this was the first such position in the United States. A dedicated