Protectionist sentiment on Capitol Hill threatens to scuttle Washington's free-trade agenda. A bipartisan consensus on trade could emerge, but only if the White House and the Democrats can reach a compromise on labor issues.

Thanks to high oil prices and hefty subsidies, corn-based ethanol is now all the rage in the United States. But it takes so much supply to keep ethanol production going that the price of corn -- and those of other food staples -- is shooting up around the world. To stop this trend, and prevent even more people from going hungry, Washington must conserve more and diversify ethanol's production inputs.

Russia's imperial ambitions did not end with the fall of the Soviet Union. The Kremlin has returned to expansionism, trying to recapture great-power status at the expense of its neighbors, warns one of Ukraine's most prominent politicians. The United States and Europe must counter with a strong response -- one that keeps Russia in check without sparking a new Cold War.