Orwell depicts a society in perpetual war to highlight the government's control over its citizens through fear and manipulation. The state of never-ending conflict serves to maintain a sense of urgency and distract the public from questioning the Party's oppressive rule. By showing that the war has no decisive victory, Orwell emphasizes the Party's desire to maintain power and control over its citizens rather than achieve a clear military triumph.
Decisive clash of carriers; decisive USN victory.
Decisive USN victory.
the Patriots' decisive victory at Kings Mountain, South Carolina
Decisive Parliamentarian victory
US decisive victory.
I'm not sure about the French and Indiana war, but the decisive victory of the French and Indian war was the British victory in Quebec.
Decisive English Parliamentary victory
USN decisive victory.
midway
Decisive victory for the French.
It was a Union victory, sometimes considered to be a "decisive victory" (meaning it had a major impact on how the war ended).
Persia