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Encyclopedia Dubuque


"Encyclopedia Dubuque is the online authority for all things Dubuque, written by the people who know the city best.”
Marshall Cohen—researcher and producer, CNN

Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.


From Encyclopedia Dubuque
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JURISDICTION. The area on which the City of Dubuque developed was subject to various territories and jurisdictions. These included:

Louisiana Purchase Apr. 30, 1803-Sept. 30, 1804

District of Louisiana Oct. 1, 1804-July 3, 1805 (government by Governor and judges of Indiana Territory)

Territory of Louisiana July 4, 1805-Sept. 30, 1812

Territory of Missouri Oct. I, 1812-Aug. 9, 1821

under no jurisdiction Aug. 10, 1821-Sept. 30,1834

Territory of Michigan Oct. I, 1834-July3, 1836

Territory of Wisconsin July 4, 1836-July 3, 1838

Territory of Iowa July 4, 1838-Dec. 27, 1846

State of Iowa Dec. 28, 1846-