👉 Marines are typically defined as soldiers who serve in the armed forces of a country. They are often called "soldiers" or "troops," and their primary role is to protect and defend the nation against external threats, such as terrorism, war, and other external aggression. Marine units can range from small units that may be made up of sailors and soldiers, such as a company or squad, to larger formations that include multiple branches of the military. These units are typically commanded by senior
