Giovanni Cassano, a restaurant owner in the Canadian province of Ontario, was not going to let a trade war get in the way of his diners’ thirst for Californian wine, Jim Beam Kentucky bourbon or Texan-made Tito’s vodka. Soon, however,…

Giovanni Cassano, a restaurant owner in the Canadian province of Ontario, was not going to let a trade war get in the way of his diners’ thirst for Californian wine, Jim Beam Kentucky bourbon or Texan-made Tito’s vodka. Soon, however,…