P - USA is the most powerful military in the world.
E - US historically doubted larger share of economy to defensive than many key allies owing to huge amount it spends on military. Puts US in commanding position internationally. Known as “World’s Policeman” in terms of troops spending and technology. Having such large sophisticated army means US has lots of influence over other countries - power and weaponary decisive in battle
E - 2024 had military budget of $842bn more than China, Russia, UK, Germany, France combined
A - US arguably only military superpower in the world - huge influence as other countries aware of it’s military prowess. US had military strategic interests all over world.