The Saudi press agency reported early on Saturday (Dec 1) that the Crown Prince and Xi discussed partnership between the two countries and harmonising Saudi Arabia's 2030 vision with China's Belt and Road Initiative, as well as Saudi energy supplies to China and mutual investment.
Trudeau said he conveyed to Prince Salman "the need for an immediate ceasefire and humanitarian aid to go to Yemen, which is the largest human catastrophe going on in the world right now".
A G20 communique said "We renew our commitment to work together to improve a rules-based global order that is capable of effectively responding to a rapidly changing world".
On Wednesday Mattis said there's "no smoking gun" connecting the murder of journalist Jamal Khashoggi at the Saudi consulate in Istanbul to the Saudi crown prince he had often criticised.
Other world leaders were not as happy to see either man.
But there was no immediate comment from Russia's president Vladimir Putin, who in the past has called the breakup of the Soviet Union under Bush's president a "historical tragedy".
President Donald Trump walks to his motorcade vehicle as he arrives on Air Force One.
President Donald Trump tweeted Thursday that he was cancelling a planned two-hour sit-down with Putin at the summit because of the military move.
In a video of the encounter, Macron stands close to the crown prince, who appears acquiescent, and the French president speaks with his hands while the crown prince nods.
Proposed US congressional legislation on Yemen, even if passed, is unlikely to impact on Saudi Arabia's ability to pursue the war in Yemen due to available Egyptian, Emerati, and Israeli support.
"They exchanged pleasantries at the leaders' session as he did with almost every leader in attendance", a senior White House official said.
Prime Minister of Japan Shinzo Abe and his wife Akie arrive at Ministro Pistarini International Airport.
The prince was also seen chatting with President Donald Trump and his daughter Ivanka, although in a nod to U.S. domestic outrage over Saudi Arabia, the White House downplayed the encounter.
United States lawmakers have called for the USA to take a tougher stand against Saudi Arabia as a result of the killing. I continue to work on this issue.