A container ship is unloaded at the Port of Los Angeles. Voters in this year's presidential election have deep feelings about trade — and often are at odds with each other about it. Robyn Beck/AFP/Getty Images hide caption

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A Nation Engaged: Trade Stirs Up Sharp Debate In This Election Cycle

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Activists hold a rally to protest the Trans-Pacific Partnership trade agreement in front of the White House on Feb. 3. Trade has become a key issue in the U.S. presidential campaign. Olivier Douliery/Getty Images hide caption

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The Oggun tractor. Courtesy of Cleber LLC hide caption

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First U.S. Factory OK'd For Cuba Aims To Plow A Path Into 21st Century

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Rep. Marcy Kaptur, D-Ohio, and fellow Democratic members of Congress hold a news conference to voice their opposition to the Trans-Pacific Partnership trade deal. Chip Somodevilla/Getty Images hide caption

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Japan's Prime Minister Shinzo Abe speaks during a joint press conference at the White House with President Obama on Tuesday. Abe is urging U.S. lawmakers to approve a trans-Pacific trade deal. Mandel Ngan/AFP/Getty Images hide caption

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