largest military forces
The Chinese military has grown rapidly in terms of both size and capability in the past few decades. In terms of raw manpower, it's the largest military in the world. It also has the second largest tank fleet behind Russia and the second largest submarine fleet behind the US.
The world's biggest military bases. All five of the world's biggest military bases belong to the US, with Fort Bragg housing a staggering 52,280 active duty soldiers. Army-technology.com lists the largest army bases in the world, ranked by population. Fort Bragg is the largest US Army base in terms of population.