Detailed Instructions: You will be given a context, a subject and a relation. Your task is to generate a question based on the subject and relation. The generated question should include the given subject. Try to use a minimum number of words that are not present in either context, subject or relation while generating question.
Q: Context : Winfield Scott was born to William Scott (1747--1789) and Anna Mason (1748--1803) on Laurel Branch, the family plantation in Dinwiddie County, Virginia, near Petersburg, Virginia, on June 13, 1786.
Subject : Winfield Scott
Relation : military branch
A:
What armed force was Winfield Scott in?