U.S. President Donald Trump said he watched China’s military parade on Wednesday with admiration and praised his relations with the leaders of North Korea, China and Russia, but added that these relations will be tested in the coming weeks.

Speaking to reporters during a meeting in the Oval Office on Wednesday, Trump said “my relationship with all of them is very good,” referring to Kim Jong Un, Xi Jinping and Vladimir Putin. “We’re going to find out how good it is over the next week or two.”

He said he thought the military parade in Beijing was “a beautiful ceremony”