The United States maintains a commanding lead over Iran and Israel in overall military capacity, according to the 2025 Military Power Rankings.

When you look at a world map of naval power, almost all nations sail conventional warships and carriers. But only a tiny club of nations has mastered nuclear-powered aircraft carriers, massive ships that act as mobile airfields and can stay at sea for years without refuelling. What this really means is strategic reach and influence that most fleets can only dream of.