When quality and professionalism is taken into account, US would lead the next 25 combined.
Discussion point: However, can it be that our foreign policy has diluted and distributed this power to such a great degree that the homeland is just as vulnerable as any other nation on earth? Discuss...
I do not know if I buy that. Commonwealth armies are far higher trained than their counterparts. They tend to be smaller, but Canada for example, highest trained soldiers around. There is a reason we travel the world and train spec ops units like the SAS and such.
There is also a reason Americans come up to take our jump course. Our jump wings are coveted and extremely hard to earn.