sentences:  He was also an associate judge of the court of Common Pleas from 1833 to 1841.Brewster was elected as a Democrat to the 26th and 27th United States Congresses, holding office from March 4, 1839, to March 3, 1843.After his political career, Brewster was appointed as Postmaster of Oswego, New York, on July 21, 1845, and served until January 10, 1849, when his successor was appointed.