Trump trade warnings: Canada, Mexico and china threatened with tariffs

US President-elect Donald Trump has promised tariffs on the United States three largest trading partners, Canada, Mexico and China. There are worries that could lead to trade wars. Mexico’s president responded soon after, with warnings of her own. Al Jazeera’s John Holman reports from Mexico City. Subscribe to our channel: http://bit.ly/AJSubscribe Follow us on Twitter: https://twitter.com/AJEnglish Find us on Facebook: https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/ Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/ Download AJE Mobile App: https://aje.io/AJEMobile #TrumpTradeWarnings #USChinaTariffs #CanadaTrade #MexicoTariffs #TradeWarFears #TrumpPolicies #GlobalTrade #TariffThreats #AlJazeeraEnglish