A strong Canada is good for the US —Americans should welcome Canadian nationalism

USA TODAY - For more and to sign up click here Andrew Latham, opinion contributor Last week, President Trump once again floated the idea of Canada becoming the 51st American state, arguing that U.S. protection is necessary to counter growing threats from Russia and China. Initially dismissed as a joke or a provocation aimed at Prime Minister Justin Trudeau, the persistence of Trump’s rhetoric is beginning to take…