US President, Donald trump has demanded Canada to remove all trade barriers and fully open their markets to American agricultural products. The requirement is trump published today, June 1, on his page on the microblogging network Twitter.

"Canada for a long time belonged to the poor of our agricultural businesses and farmers. Extremely restricts trade! They must open their markets and remove trade barriers!" writes trump.

We will remind, today in the United States came into force protective tariffs on steel and aluminium from the European Union, Canada and Mexico.

The Prime Minister of Canada Justin Trudeau declared that these duties are entered without any signs of common sense. He also said that Canada is preparing retaliatory measures against the United States in connection with the introduction of fees. Trudeau called these measures "trade retaliation".