G20 leaders will be tested this week to act on sovereign debt crises and potential global economic upheaval. Stewart Patrick says a proper response would be for leaders to follow their own promises f…

The G20 meetings in Toronto will be marked by competing agendas on global growth and strengthening global financial supervision. This Backgrounder looks at the chief policy concerns of each.

The G8 summit affirmed the group’s importance as a U.S. partner as it seeks a common front on the "Arab Spring" uprisings, and in forging collective action on human rights and security matters, says …

President Obama’s first major overseas summits are shadowed by disputes with European allies over stimulus plans and commitment to the Afghan war. He should seize the opportunity to appeal for a stro…