As countries prepare to sign the landmark Paris climate accord, the work to reduce global carbon emissions is only beginning, says CFR’s Michael Levi.

Beyond China’s market upheaval is a country struggling with how to relax state control over the economy amid a slowdown that has global implications, writes CFR’s Robert Kahn.

The corruption scandal rocking oil giant Petrobras has far-reaching consequences for Brazil’s economy, says Eurasia Group’s director for Latin America, João Augusto de Castro Neves.

The opening of U.S. diplomatic ties with Cuba will bring real change to the island and raise Washington’s stature in the region, says CFR’s Julia Sweig.

While the UN climate summit will not deliver binding commitments to cut carbon emissions, real action on climate policy is occurring on the domestic front, says CFR’s Michael Levi.