When the BRICS summit gets underway in Johannesburg on Tuesday, expanding the group beyond its five current members — Brazil, Russia, India, China and South Africa — will be at the top of the agenda.
The member countries may have different economic and political systems but, more than a decade after the group was formed, are still bound by their collective desire to challenge U.S. dominance of global affairs.
Around 40 countries have expressed interest in joining, according to BRICS officials, including Iran, Saudi Arabia and Argentina.
Over the years, leaders of the BRICS group have all trumpeted their desire for a multipolar world, but there have been internal divisions within
