President Trump is facing an adversary who has armed his country to play a long and potentially painful game in its contest with the U.S.

U.S. President Donald Trump on Friday said he had spoken with Chinese President Xi Jinping numerous times but did not say when the two leaders last talked or what topics they discussed. Asked whether he has spoken with Xi since enacting his tariff plan,

President Trump said he's spoken with Chinese President Xi Jinping about tariffs, but China says there have been "no negotiations" with the U.S. on trade or the economy.