A 50 percent U.S. tariff on Canadian steel is crippling a major Ontario mill, driving mass layoffs and rupturing a century of cross-border life with Michigan.

US President Donald Trump is continuing his visit to Ireland after stirring up a diplomatic row hours into the trip by backing Irish unification. Trump started Sunday at his golf resort in the south-west of the country as it hosts players including Rory McIlroy and Shane Lowry for the Amgen Irish Open.

Canada’s retaliatory tariffs on U.S. took effect on Tuesday, putting billions of dollars' worth of goods and the exports of dozens of states at risk in the latest chapter of the trade war between the historic allies.

Tariffs do generate federal revenue. But that revenue is nowhere near large enough by itself to close the federal deficit, and some of the economic cost of tariffs can ultimately be borne by U.S. businesses and consumers through

Incumbent Sen. Roger Marshall (R-KS) was relentlessly booed during a senatorial debate Saturday when he tried to defend President Donald Trump's tariffs. The post WATCH: GOP Senator Gets Pelted With Boos Over Trump’s Tariffs first appeared on Mediaite.

Canada’s retaliatory tariffs on American goods took effect after midnight on Sept. 8, marking another escalation in the trade war.

President Donald Trump is going ahead with new double-digit tariffs on dozens of U.S. trading partners just as the clock runs out Friday on stopgap levies he imposed after a stinging defeat at the Supreme Court.

Nucor remains North America's largest steelmaker, continuing to demonstrate exceptional sales, EBITDA, and cash flow growth. Read more on NUE stock here.

OTTAWA — Some sports organizations and companies are urging governments on both sides of the border to suspend sports-related tariffs, warning of heightened economic challenges and waning participation in healthy activities.