Trump’s announcement on Russia ally comes as he steps up his trade war with Canada, a long-term US ally and top supplier of potashPresident Donald Trump has said he is working on a “massive” deal to buy fertiliser from Belarus, pivoting away from main supplier Canada amid an escalating trade dispute, and moving instead toward an ally of Russia.“The United States is working on a massive deal with respect to the purchase of Potash from Belarus,” Trump said on his Truth Social network. ??