Detailed Instructions: Generate a correct and concise answer for the question based on the words in the context.
Problem:Context : Vice-Admiral William Lukin, later William Lukin Windham (20 September 1768 -- 12 January 1833) was a Royal Navy officer who rose to the rank of Vice Admiral and served with great distinction through the Napoleonic Wars.
Question : What military branch was William Lukin associated with?
Solution:
Royal Navy