If you believe that the federal government’s massive green energy subsidies have burned through taxpayer dollars and gotten us nothing in return, you are wrong. It has gotten us a trade war.

China announced Friday that it would open anti-dumping and anti-subsidy investigations into the United States and South Korea. The probes are direct responses to two import duties that the Obama administration slapped on Chinese solar panels, adding 35 percent to the cost of Chinese solar exports to the U.S.