When President Trump announced tariffs on steel and aluminum imports this month, he said protecting the two industries was vital for national security. "We want to build our ships. We want to build our planes. We want to build our military equipment with steel, with aluminum from our country," he said at a March 8 White House news conference. In other words, the U.S. military should be as self-sufficient as possible, and not rely on other countries to supply the essential materials it needs for defense. It's an argument that makes sense at some level, but it also obscures a broader truth about military spending in the global economy: Supply chains have become so complex that it would be virtually impossible for the U.S. military to go it alone. "Almost...
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Trump Says Tariffs Are Needed To Protect Vital Industries, But Are They?