With less than a month in office, the president has pursued trade actions that could shatter the global trading system and dwarf the trade measures he took over his entire first term. Protectionism (Trade), International Trade and World Market, Customs (Tariff), United States International Relations, United States Economy, Trump, Donald J With less than a month in office, the president has pursued trade actions that could shatter the global trading system and dwarf the trade measures he took over his entire first term. NYT > Business