The event at the Donald E. Stephens Convention Center will bring architects, engineers and construction contractors together to learn about new technologies and products, officials say.

At a press conference Saturday after the end of the G-7 summit in Quebec, Trudeau said Canada, a longtime U.S., ally and trading partner, would not be “pushed around” by America.

The Mexican tariffs, which also hit imported cheese and certain fruits and vegetables, take effect immediately.

Besides matching America’s 25 percent tax on imported steel and 10 percent tax on aluminum, Canada will soon levy similar taxes on popular products such as chocolate bars, mayonnaise, whiskey, sailboats, washing machines, maple sugar and strawberries.

A 25 percent tax on imported steel and 10 percent duty on imported aluminum from the countries will take effect tomorrow.

Dustin Denison has resigned himself to paying more for ductwork, registers, fittings and just about everything else containing steel that Applied Energy Innovations uses daily.

The formal complaint starts a 60-day window where WTO will attempt to mediate an end to the dispute.

Hiroshige Seko, Japan’s minister of economic trade and industry, has said the U.S. decision to impose tariffs could disrupt the world’s markets for the two metals.

Officials with the European Union say it looks increasingly unlikely that they will be able to reach an agreement with the White House to permanently exempt the 28-nation bloc from the steel and aluminum tariffs. 

The announcement follows a joint statement Saturday that the two countries were pausing their talk of an escalating trade war.