Global trade will be a major focus at next week’s G7 summit as world leaders gather in Alberta, including U.S. President Donald Trump, who will be making his first appearance at a major international event since returning to the White House in January.

President Donald Trump, whose second term has been devoted to going it alone, makes his return to the Group of Seven in crisis mode after Israel attacked Iran.

Former PM Jean Chrétien says dignitaries at next week's G7 summit in Alberta should avoid engaging the "crazy" from U.S. President Trump