Amid the grandeur of the dining room of the Mexican embassy in London’s swish Belgravia, foreign minister Luis Ernesto Derbez fumbles with a resealable Ziploc plastic bag as he takes out the vitamins his wife has lovingly placed there.
Produced by multinational household goods company SC Johnson, which has expanded from its original factory in Milwaukee, Wisconsin, to more than 70 countries, the bag can be seen as a metaphor for the biggest challenge facing relations between Mexico and the US: Mexican emigration to the US.
