structural:reformatting, structural:expansion, information:filtering
Early topics

The G20's primary focus has been governance of the global economy. Summit themes have varied from year to year. The theme of the 2006 G20 ministerial meeting was "Building and Sustaining Prosperity". The issues discussed included domestic reforms to achieve "sustained growth", global energy and resource commodity markets, reform of the World Bank and IMF, and the impact of demographic changes.

In 2007, South Africa hosted the secretariat with Trevor A. Manuel, South African Minister of Finance as chairperson of the G20.

In 2008, Guido Mantega, Brazil's Minister of Finance, was the G20 chairperson and proposed dialogue on competition in financial markets, clean energy, economic development and fiscal elements of growth and development.

On 11 October 2008 after a meeting of G8 finance ministers, US President George W. Bush stated that the next meeting of the G20 would be important in finding solutions to the burgeoning economic crisis of 2008.