Commentary Allies really shouldn’t throw each other under the bus when it comes to China. Just the opposite. China banned Australian coal exports in October, and over the next five months, those exports dropped from over 3 million tons per month, to zero. American coal producers lifted some of those sales, with quantities sold increasing from about zero that month to 663,000 tons in March, according to China’s customs data. China’s increased coal exports from the United States thus hit two birds with one stone. First, by punishing Australia, in part for rejecting Huawei (at America’s request, awkwardly), and second, by helping China meet its obligation to purchase another $52.4 billion of U.S. energy from 2020 to 2021, per former President Donald Trump’s Phase One trade deal of January 2020. Trump put America first with his trade deal, but ignoring America’s allies as China’s punitive tariffs thrash each in turn …