You simply state China and Russia are far worse but present no evidence.
America has killed hundreds of thousands of Muslim civilians over the last 12 years.
America holds people in indefinite prison without trial and even admits that they are innocent but continues to lock them away.
We torture people. We have secret kill lists. Our police rob citizens without punishment. Our politicians openly flaunt the law and go unpunished, as do bankers and large corporations.
Anything to support your view beyond mere assertion and blind allegiance?