In general, people don't want JUSTICE- They want to WIN.
The world court would generate more unhappy people than the US has.
And IF I wanted, I could certainly produce a WMD (chemical or nuclear). I have enough knowledge of chemistry and Physics to do so, easily. As do several tens of millions of other people. Not even including the 400 million or so that can follow "cookbook" directions.
"The only way to make you happy would be for me to kill all of the Arabs, Palestinians, and Muslims in the world"
This is a false statement, as I have said before. Would you like it if I said that the only way to make you happy was to kill all the Jews in the world?