Marine Corps officers are leaders in the United States Marine Corps, responsible for training, guiding, and managing enlisted Marines. They typically hold a commission, which means they have completed specific training and education requirements, including attending the United States Naval Academy or the Officer Candidate School. Their roles can vary from tactical planning to administrative duties, ensuring that their units operate effectively. These officers are often recognized for their commitment to the Core Values of honor, courage, and commitment. They play a crucial role in mission planning and execution, leading Marines in various operations, both in peacetime and combat situations.