"At present, the relevant parties must maintain restraint and avoid words and deeds that would exacerbate the tension on the Korean Peninsula", Mr Xi told Mr Trump, according to China's state-run CCTV.
As North Korea's only real ally, China has more influence than any other nation over the hermit nation.
At the same time - assuming that Donald Trump can be trusted to act as rationally as Kim Jong-Un - the north can rest assured that until U.S. citizens or their allied counterparts are actually killed with North Korean weapons, the USA is highly unlikely to risk military action on the Korean Peninsula.
Meanwhile, U.S. officials said Friday they plan to move ahead with large-scale U.S. "If I had ten dollars and I had to bet, I would bet they have it". I join Representative Conyers and my Democratic colleagues in calling on the Trump Administration to work with the worldwide community and engage in diplomatic discussions with North Korea. The spectrum of rhetoric ranges from explicit threats of force - think President George H.W. Bush vowing that the Iraqi invasion of Kuwait would not stand - to more subtle statements that hint of force or other punitive action.
Tension in the region has risen since the North staged two nuclear bomb tests previous year and launched two intercontinental ballistic missile tests in July in defiance of world powers.
Last week, the UN Security Council voted unanimously to increase sanctions on North Korea, and Rice said those sanctions, paired with military exercises in the region, meant it was "almost inevitable" that Kim would make threats.
Guam is home to several bases for USA armed forces, including the Navy, Air Force and Coast Guard.More news: What Does the US Military Do on the Island of Guam?
But, Snyder noted that the latest understanding of North Korean military capability is that the country may lack the re-entry technology necessary for an effective attack targeting specific parts of the US mainland.
Before speaking to Mr Calvo, Mr Trump told reporters in New Jersey that he believed Guam would be "very safe" and threatened North Korea with "big, big trouble" if it launched an attack. The silver lining in this unnecessary crisis is that it may further erode Trump's support within the Republican Party, and accelerate efforts to remove him from office.
Russian foreign minister Sergei Lavrov said on Friday "the risks are very high" of war between the USA and North Korea.
"At present, still I'm not sure the capability is there", Snyder said.
According to Missile Defense Advocacy Alliance (MDAA), a non-profit organization dedicated to generate public support for missile defense systems in the United State, Guam is covered by a US missile defense system deployed permanently by the Defense Department at Andersen Air Force Base, which includes the Terminal High Altitude Area Defense (THAAD) system and the AN/TPY-2 radar system.
"We are going to be increasing our budget by many billions of dollars, we'll probably be able to report that over the next week", Sputnik quoted Trump as saying. "Please say hello to the people of Guam".
Mr. Trump said Kim was not going to get away with his "horrific" comments and disrespecting America. It has a strategically located US air base, a Navy installation that includes a submarine squadron, a Coast Guard group and roughly 6,000 USA military service members.