"But its functioning has been different from a usual North-South or East-West divide, because we see very loose coalitions operating, depending on the issue being discussed", former foreign secretary Shyam Saran said.
"The G-20 Leader's Summit is at risk of falling into disarray with the summit being overshadowed by items not on agenda, such as the United States and China trade war, Russia's aggression against Ukraine and the presence of the Saudi crown prince", Bernes said.
The U.S.is due to raise import duties on about US$200 billion worth of goods from China to 25 per cent from 10 per cent on January 1.
"The scheduled meetings on the sidelines of the G20 summit are a reflection of India's willingness to contribute in a positive and a constructive way towards strengthening multilateral institutions like WTO and trying to build a consensus on new ideas like the Indo-Pacific", the sources said.
President Donald Trump said on Monday he expected to move ahead with raising tariffs on US$200 billion (S$275 billion) in Chinese imports to 25 per cent from the current 10 per cent.
A Reuters poll yesterday showed China's factories likely struggled to grow for a second straight month in November as cooling demand at home and the threat of higher United States tariffs stifled new orders.
According to Trump, China's economic rise all began with the World Trade Organization, which he described as a disaster.
Controversial White House trade policy adviser and prominent China hawk Peter Navarro will attend a crucial dinner meeting between US President Donald Trump and his Chinese counterpart Xi Jinping in Buenos Aires on Saturday, after he was initially left off the guest list.
A decade on, that unity has vanished as the "America First" Trump shreds the consensus underpinning worldwide trade and other G20 countries such as Brazil, Italy and Mexico turn to populist leaders. Otherwise, I don't see a deal being made. He's put tariffs on $250 billion of Chinese-made goods this year in an effort to make US-made products more attractive to consumers.
It is likely to be to the fore of the meeting of European leaders called by Macron, along with demands to resist the trade protectionism now stalking the world economy 10 years after the first G20 summit was held in the throes of financial crisis. "It's the greatest theft in the history of the world", he told a rally during his presidential campaign.
Economic troubles could spread much further if Trump goes through on a threat to impose auto tariffs on trading partners including Europe and Japan, the International Monetary Fund warned in a pre-G20 report. We really don't have a deal with China.
In a statement released Wednesday, Lighthizer said, "China's policies are especially egregious with respect to automobile tariffs", which now stand at 40 percent. All of the worrying predictions of negative effects, he claimed, "have turned out to be false... we're taking in billions of dollars. I'm open to making a deal", he said. "Extremely grateful to the Indian community for the memorable welcome in Argentina", the PM said in another tweet as hundreds of Indians gathered to greet him.
Kudlow says he hopes the Chinese understand Trump is "not going away".
"Watch this space, as he (Trump) would say", Mr Morrison told reporters in Canberra ahead of jetting off to Buenos Aires for the two-day gathering. "The concept of global warming was created by and for the Chinese in order to make United States manufacturing non-competitive", Trump said.