U.K.'s Brexit Woe Is an Extreme Microcosm of Global Trade WarApr 24 2019, 11:01 PMApr 24 2019, 11:52 PMApril 24 2019, 11:01 PMApril 24 2019, 11:52 PM(Bloomberg) -- Brexit is an early experiment of how well the world can cope with new trade barriers and increased uncertainty.