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In page Twelfth Amendment to the United States Constitution:

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The basis for the Whigs' strategy lay in a severe state-level Democratic Party split in Pennsylvania that propelled the Whig-aligned Anti-Masonic Party to statewide power. Party alignments by state in the House of Representatives suggest that any contingent election would have had an uncertain outcome, with none of the candidates (Van Buren, William Henry Harrison and Hugh White) having a clear path to victory.[citation needed]