Three decades after its founding, Latin America’s largest trade bloc continues to deal with internal divisions, including over a stalled trade deal with the European Union. New leadership in Argentina and Brazil could shake things up.

The Group of Twenty, an informal gathering of many of the world’s largest economies, is the premier global forum for discussing economic issues. But it has faced divisions over trade, climate change,…

The United Nations’ top leadership position has broad authority to steer the organization’s agenda, but its impact has varied widely since 1946.

The Group of Seven (G7) serves as a forum to coordinate global policy, but experts are increasingly questioning the group’s relevance.

The threat of climate change and the rise of China have prompted renewed debate about the U.S. government’s role in shaping the economy.

U.S. space exploration inspired a generation of students and innovators, but NASA’s role has diminished, and the number of global space competitors is growing.