Alva Review-Courier -

WASHINGTON (AP) — President Donald Trump spent four years upending seven decades of American trade policy.

In what became his defining economic act, Trump launched a trade war with China. On another front, he taxed the steel and aluminum of U.S. allies. And he terrified America's own corporations by threatening to wreck $1.4 trillion in annual trade with Mexico and Canada.

He did it in typically combative, mercurial style — raising tariffs, hurling threats, walking them back, sometimes reopening conflicts that had seemed resolved.

All of it came wrapped in a singular message, delivered with a...