Final answer:
The Protestant group being referred to is the Anabaptists, who demanded separation of church and state and refused to serve in the army or hold political office.
Step-by-step explanation:
The Protestant group being referred to in the question is the Anabaptists. The Anabaptists were known for their demands of complete separation of church and state and their refusal to serve in the army or hold political office. They were pacifists and believed in adult baptism.