Crossword puzzle clue "action in war"

It doesn't convey ferocious fuel-burning action, action, action! when it's regular-sized

Piece of the action, or a shout that stops the action

Who said "Action may not always bring happiness, but there is no happiness without action."

Site of April 1865 Civil War action

Civil War action also known as Manassas

Casus ___ (action justifying a war)

Action, in war

Action just before a war