TOKYO—In return for billions of dollars of investment pledges and promises to buy more American goods, U.S. allies in Asia and Europe say President Trump agreed to lower tariffs on key exports such as ...

Asian shares retreated on Wednesday, tracking a decline on Wall Street led by technology shares including Nvidia and other stars that have been riding the mania surrounding artificial-intelligence.

Global shares are mostly lower, tracking a decline on Wall Street led by technology shares including Nvidia and other ...