Federal investigators in Brazil have uncovered corruption at the highest levels of the government and in the country’s largest corporations.

The G20 summit comes amid tensions over trade, climate, and refugee policy and increased uncertainty over the U.S. commitment to multilateral institutions.

Public policy experts call income and wealth inequality one of the defining challenges of this century. Recent crises have accelerated these divisions, and the COVID-19 pandemic has deepened them fur…

World powers continue to punish North Korea with economic sanctions, but the pressure has so far failed to push Pyongyang toward denuclearization.