Ukrainian President Volodymyr Zelensky said he had spoken to Canadian Prime Minister Justin Trudeau on Sunday to call for Ottawa to strictly adhere to sanctions on Russia. “Spoke to @JustinTrudeau. Thanked for the continued powerful defense support. Reiterated that the international position on sanctions must be principled,” Zelensky tweeted. “After the terrorist attacks in Vinnytsia, Mykolaiv, Chasiv Yar, etc. the pressure must be increased, not decreased,” Zelensky said, citing Russian attacks on Ukrainian cities far from the front line which left dozens of civilians dead. Canada is one of U…