Coalition? Come on bgates, the % of casualties suffered by our coalition partners is on the order of 5% (US 95%). Do you consider that a significant coalition? What are the UK and Australia doing, giving us “emotional support”?
And yes, the gap is shrinking. For one thing, the US definitely doesn’t want to mess with China. The Chinese Army is on the order of 1.5 million troops compared to the US less than 500K. They also have significant technology including missiles and nukes.