by Rania Aboelkheir
The 19th G20 Leaders' Summit was just concluded in Rio de Janeiro, Brazil, under the title of "Building a Just World and a Sustainable Planet," with the participation of G20 members and invitees from some other countries.
The G20 plays a significant role in today's world, as it represents more than 80 percent of global GDP, 75 percent of international trade, and around two-thirds of th
