Despite what some people here are saying, we do have the means to deal with a billion enemies.
Funny how you are talking about them wanting to fight you whereas it's you who are talking about going there and fighting them. It pays to sort out who your enemies are first, and why. Before saying "if you are not with us, you are against us". That's the slogan the Bolsheviks used to slaughter millions of "enemies of the peple".
Despite what some people here are saying, we do have the means to deal with a billion enemies.
Do you really want to declare a billion people your enemies? I think this is exactly what the terrorists wanted.