A Flagship is a warship that is commanded by a commanding officer of a Fleet that could be any type of ship that includes a Dreadnought or a Battleship. A flagship tends to be a Command & Control ship to lead a fleet or Squadron.
United Nations
- UNN Okimbo: Truman-class Dreadnought
- UNN Agatha King: Truman-class Dreadnought
Martian Congressional Republic
- MCRN Donnager: Donnager-class Battleship