For decades, global commerce abided by tariff rates agreed to by the U.S. and 122 other countries during the 1980s and 1990s. On Wednesday, Trump detonated that arrangement, saying that other countries had exploited the system and “ripped off’’ the United States for years, causing its once-mighty manufacturing base to shrink.

U.S. financial markets responded with significant losses after President Donald Trump unveiled his tariff plans.

After GOP senators helped pass a measure to revoke Trump's Canada tariffs, talks are underway to force a House vote. Senators also unveiled a bipartisan bill to limit his authority.

We’re bringing you an afternoon Inside Congress update because we just got our hands on what the White House is telling rattled Capitol Hill Republicans about President Donald Trump ‘s latest wave of tariffs.

Republican U.S. Senator Chuck Grassley introduced a bill on Thursday that would require congressional approval for new tariffs, the day after President Donald Trump unveiled sweeping new taxes on a vast array of imported goods.