When The G20 (or Group of Twenty) was founded?

A. 26 September 1999
B. 20 October 1998
C. 5 June 1997
D. 1 December 2000

G20 or Group of Twenty

The G20 or Group of Twenty is an intergovernmental forum including 19 countries and the European Union. It works to address major issues related to the global economy, such as international financial stability, climate change mitigation, and sustainable development.

All 19 States of the G20

The 19 countries are

1. Argentina,
2. Australia,
3. Brazil,
4. Canada,
5. China,
6. Germany,
7. France,
8. India,
9. Indonesia,
10. Italy,
11. Japan,
12. Mexico,
13. the Russian Federation,
14. Saudi Arabia,
15. South Africa,
16. South Korea,
17. Turkey,
18. the UK
19. the US.

And the European Union which is NOT a State, in fact.