He wants wider exploration for energy, including oil drilling in the Arctic National Wildlife Refuge, or ANWR.
Such promises draw loud cheers at GOP rallies. But for decades, Republican-run and Democratic-run congresses alike have rejected ANWR drilling, a balanced budget amendment, deep spending cuts and other mainstays of Romney's campaign.
Whether these campaign ideas are called proposals, aspirations or promises, they are easier to talk about than to achieve.
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