Delivery on the promise of American protectionist rhetoric formed the hub of our readers’ interest in March. The launch of section 232 duties on steel and aluminum showed a willingness in the Trump administration to apply bold tariffs, though subsequent exemptions covered over 60% of volumes. It also drew the EU into enacting a safeguarding review and China delivered $644 million of retaliatory tariffs in short order. The decision to enact duties on over $50 billion of Chinese goods under the section 301 review was another example for Trump administration action, though the details ha...