We had the Cold War. It was called the Cold War because no military force was used in the war. It was mainly a technology race to try and scare the other country and come out superior. Espionage was also used in the war, but there was no man on man combat, and war with atomic/nuclear weapons was not conducted. I hope that answered your question, my friend.
Some lasting legacies
Was the 2 million saved
Canpaign
From smoking
In 1941
Another is the justice league
Then the avengers
Explanation
Answer: The military uses many tool and weapons for it example they use the planes to drop bombs and deliver weapons. ships go across the ocean to give food to the soldiers and they u ships for their fights. They use subs for blockade running as a part of nuclear shriek.
I hope this helps a little
Explanation: