Research ReportCRS Legal SidebarVersion 7
LSB10097
UPDATE: Threats to National Security Foiled? A Wrap Up of New Tariffs on Steel and Aluminum
Published Mar 22, 2018Updated Jun 21, 2025
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The Congressional Research Service is a nonpartisan policy and legal analysis arm of the Library of Congress. CRS reports are written for members of Congress and their staff, not the public — but they’re made available openly through Congress.gov.