In recent years, Vietnam has forged strategic and economic links with the United States, its former foe, making the steep tariff rate all the more of a shock. Vietnam, United States International Relations, Customs (Tariff), International Trade and World Market, Lam, To, Trump, Donald J, NIKE Inc In recent years, Vietnam has forged strategic and economic links with the United States, its former foe, making the steep tariff rate all the more of a shock. NYT > Business