PM Modi & U.S President Biden exchanged greetings as the G20 summit began in Bali. In a pic shared by the Prime Minister's office, PM Modi & Biden are seen shaking hands. The G20 members represent more than 80% of world GDP and 75% of international trade. G20 troika - Indonesia, Italy & India (current, previous & incoming presidencies). Prime Minister Modi been leading India's representation at G20 summits since 2014.