This chart shows the countries ranked highest on the Global Firepower PowerIndex in 2022.
www.statista.com
It used to be that the US had by far the strongest military in the world. Today, it is no longer the case. The Russian military is equally strong, anda China close. North Korea also has a strong military. All three could join forces and wreak havoc. China is already pushing the limits on what it can do territorially. North Korea is crazy, and Russia is obviously thirsty to reclaim it's former self and have more influence.
Could these three win a world war 3?