Question

what is g8 and what is g20

Answer 1

g8

The G8, reformatted as G7 from 2014 due to the suspension of Russia's participation, was an inter-governmental political forum from 1997 until 2014. 

Founded: November 15, 1975, Denver, Colorado, United States

Members: United States of America, Japan, Russia, Canada, Italy, Germany, France, United Kingdom

Founders: Valéry Giscard d'Estaing, Helmut Schmidt, Gerald Ford, Aldo Moro, Takeo Miki

g20

The G20 is an international forum for the governments and central bank governors from Argentina, Australia, Brazil, Canada, China, France, Germany, India, Indonesia, Italy, Japan, Mexico, Russia, Saudi Arabia, South Africa, South Korea, Turkey, the United Kingdom, the United States and the European ... 
Founder: Group of Seven

Founded: September 26, 1999

Chairperson: Mauricio Macri