This is the only video you need to watch to know that Kim Jong Un really shouldn't mess with South Korea

WarLeaks

Recently released footage of a joint US and South Korean training exercise shows just how awesome a force these two countries can offer when partnered up.

This footage represents just a few of the routine exercises that the US and South Korea regularly engage in, as North Korea increasingly tests nuclear weapons and threatens military action.

But exercises like these demonstrate exactly why North Korea should hesitate to issue anything stronger than stern warning.