How Mexico could retaliate against the US over Trump’s border proposals

By picking a fight with Mexico, US President Donald Trump is antagonizing a strategic partner that could retaliate with a trade war and less cooperation on curbing illegal immigration, analysts say. President Enrique Pena Nieto had voiced optimism that the two countries could have good relations after Trump’s election, but his goodwill ended on Thursday as he scrapped a meeting with Trump in Washington next week.