The G20 is made up of 19 countries and the European Union. The 19 countries are Argentina, Australia, Brazil, Canada, China, Germany, France, India, Indonesia, Italy, Japan, Mexico, the Russian Federation, Saudi Arabia, South Africa, South Korea, Turkey, the UK and the US.
The G20 aims to unite world leaders around shared economic, political and health challenges. It is a creation of the more select Group of 7, an informal bloc of industrialized democracies.