The G20 has been marked by the decomposition of international order and weakening of western influence.
The conflict in Ukraine and war triggered Vladimir Putin's absence from the event due to a warrant for war crimes.
The possible return of Donald Trump to the White House in 2025 adds commercial and economic uncertainties.
Chinese leader Xi Jinping stole the limelight from Joe Biden, bolstering China's influence in South America.
No significant advances were recorded on important matters such as climate change and taxation of the wealthiest.
Conclusion: The G20 showcases a crisis of multilateralism, with a more fragmented geopolitics and the effectiveness of international gatherings being called into question.