At the 2008 and 2009 leaders’ summits, during the financial crisis, leaders agreed on a host of measures to rescue the global economic system.
However, some critics argue that subsequent summits have been less constructive – often as a result of tensions between rival powers.
But that hasn’t always been the case – in 2019 in Japan, then-US President Donald Trump and China’s President Xi Jinping agreed to resume talks to settle a major trade dispute.
Source: BBC