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

Example Input: Context : USS George M. Campbell (DE-773) was a United States Navy Cannon-class destroyer escort proposed during World War II but never completed. 
Question : What specific type of seafaring vessel was USS George M. Campbell (DE-773)?
Example Output: Cannon-class destroyer escort

Example Input: Context : John Anthony Walker, Jr. (July 28, 1937 -- August 28, 2014) was a United States Navy Chief Warrant Officer and communications specialist convicted of spying for the Soviet Union from 1968 to 1985. 
Question : What armed force was John Anthony Walker in?
Example Output: United States Navy

Example Input: Context : Vice-Admiral Sir James Nicoll Morris KCB (1763 -- 15 April 1830) was a Royal Navy officer with a history of distinguished service during the American War of Independence, French Revolutionary War and Napoleonic Wars, especially at the battle of Trafalgar in 1805, where the majority of his ship's crew were killed or injured, including Morris himself who was wounded in the knee. 
Question : What armed force did James Nicoll Morris serve in?
Example Output:
Royal Navy