PITTSBURGH - US President Barack Obama will host a Group of 20 summit of the key industrialized and emerging-market economies on Thursday and Friday in Pittsburgh, Pennsylvania.

Here is the list of participating leaders:

Argentina: President Cristina Kirchner

Australia: Prime Minister Kevin Rudd

Brazil: President Luiz Inacio Lula da Silva

Britain: Prime Minister Gordon Brown

Canada: Prime Minister Stephen Harper

China: President Hu Jintao

European Union presidency: Prime Minister Fredrik Reinfeldt of Sweden

France: President Nicolas Sarkozy

Germany: Chancellor Angela Merkel

India: Prime Minister Manmohan Singh

Indonesia: President Susilo Bambang Yudhoyono

Italy: Prime Minister Silvio Berlusconi

Japan: Prime Minister Yukio Hatoyama

Mexico: President Felipe Calderon

Russia: President Dmitry Medvedev

Saudi Arabia: Foreign Affairs Minister, Prince Saud Al-Faisal

South Africa: President Jacob Zuma

South Korea: President Lee Myung-Bak

Turkey: Prime Minister Recep Tayyip Erdogan