US President Joe Biden, with the support of former Presidents Obama and Clinton, emphasised the importance of defeating Trump in the upcoming elections, citing concerns expressed by global leaders at the recent G20 summit in India. India hosted the G20 Summit in New Delhi for the first time from September 9-10. Biden, 81, secured the Democratic nomination uncontested, while Trump, 77, emerged as the clear winner in the Republican primary, setting the stage for a rematch in November.