At this particular point in history, islam is the common enemy of the entire civilized world. Once islam is crushed, and all of its adherents crushed, and/or converted, then these other clashes will be dealt with.
“Eventually, the USA and Russia will go head to head. So, too, will the USA go head to head with Red China. It is inevitable.”
Why? Because the US is exceptional and must be the only nation even close to the ability to exert power, even regionally? Or because they are both out for world domination too?