The Obama administration’s Nuclear Posture Review charts new positions on potential targets of U.S. atomic weapons, preventing proliferation, and developing new weapons, says CFR’s Michael Levi.

Key technical, political, and legal issues remain unresolved ahead of the UN climate talks in Cancun. CFR’s Michael Levi says the best outcome would be to firm up the Copenhagen Accord commitments on…

Michael A. Levi, who directed CFR’s Independent Task Force on global climate change, says the United States needs to demonstrate how reducing carbon emissions can be balanced with economic growth.

CFR’s Michael Levi says the Obama administration faces tough negotiations on a global climate change agreement at the December Copenhagen meeting without clear support from Congress. But he says Obam…

Maurice R. Greenberg, the former chairman and CEO of the embattled insurance giant AIG, discusses what will be needed to stabilize the firm’s operations.