President Trump formally withdrew the US from 12-nation TPP today.
As the New York Times put it, "President Trump upended America’s traditional, bipartisan trade policy on Monday as he formally abandoned the ambitious, 12-nation Trans-Pacific Partnership brokered by his predecessor and declared an end to the era of multinational trade agreements that defined global economics for decades" (full article here).
What exactly is the TPP? The short video below explains exactly what TPP is.