W1868 Danish West Indies status referendumW1870 Dominican Republic annexation referendumWAnnexation Bill of 1866WAnnexation of Santo DomingoW1873 Dominican Republic Samaná Peninsula referendumWEastern Shore of MarylandWForgottoniaWGolden Circle (proposed country)WProposals for the United States to purchase GreenlandWHistoric regions of the United StatesWJefferson TerritoryWNorthern VirginiaWOstend Manifesto
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