KYIV (Reuters) -Canadian Prime Minister Justin Trudeau made an unannounced visit on Sunday to the Ukrainian town of Irpin, which was retaken from Russian troops in late March after fierce fighting, the town’s mayor said on Telegram. “I’ve just had an honor to meet with the Prime Minister of Canada Justin Trudeau, who came to Irpin to see with his own eyes all the horror which Russian occupiers have caused to our town,” Oleksandr Markushyn said on his Telegram channel. He posted a picture showing Trudeau standing on a street with destroyed and burned apartment buildings in the background. The R…