The flag you see depicted with blue stars and white union, with stripes standing tall, is called the Civil Peace Flag of America.
It is not at odds with the Maritime War Flag, Ol' Glory, that we all know and love.
The War Flag is meant to be flown over vehicles and bases of military units in times of war, and the Peace Flag is meant to indicate that you seek to maintain peace. we can discuss this further in the American State National Category.