Generate a correct and concise answer for the question based on the words in the context.

Context : Rear Admiral Thorvald A. Solberg (17 February 1894 -- 16 May 1964) was a senior officer in the United States Navy, and the Chief of the Office of Naval Research from 1948 to 1951.
Question : Which military branch is Thorvald A. Solberg a part of?
United States Navy