Jake Sullivan, the national security adviser, said in an interview that “we’ve just stuck with our theory, which is managed competition.” Trump and Xi Jinping might have other plans.

As President-elect Donald Trump enters his second term Monday, he’s facing down an unprecedented foreign threat: Chinese hackers. In the last several years, three distinct Chinese hacking campaigns have occurred in the United States — even reportedly infiltrating U.

President Donald Trump sought to dial up pressure on President Vladimir Putin to negotiate a deal to end Russia’s war on Ukraine by indicating he’s seeking to partner with China to try to reach a settlement.