Pakistan, Oct. 11 -- For years, Islamabad kept saying India was running a dirty campaign beyond its borders - funding hit jobs, silencing critics, and turning foreign soil into a battlefield. Nobody listened. The world thought it was another round of subcontinental blame. Then came the bombshell from Washington.

The U.S. Department of Justice has now put in black and white what Pakistan had been shouting about for years. American prosecutors say an Indian intelligence man, Vikash Yadav, used a middleman, Nikhil Gupta, to arrange the killing of Sikh activist Gurpatwant Singh Pannun in New York. Court papers even talk about "other targets" in Nepal and Pakistan. The name might be new, but the story isn't. It's the same game - eliminate the...