HISTORY. 105 



and valuril)lc tract of about one hundred miles, north and 

 south ; and, on its gi'catest extent, cast and west, about the 

 same, being 6000 or 7000 square miles. 



And, on the 29th of July, same year, another large tract, 

 between Rock River and Lake Michigan, and a strip on the 

 Missisippi, from Rock River to the reservation on the Wis- 

 consin, was ceded by the Chippewas, Ottawas, and Pota- 

 watamis, which cessions included nearly all the land between 

 Lake Michigan and the Missisippi, and between Rock River 

 and Wisconsin. 



By a treaty, made the 15th of July, 1830, a tract of twenty 

 miles in width, extending from the Missisippi to the Des 

 Moines, was ceded by the Sacs and Foxes ; and another 

 sinuhir tract adjoining it on the north, by the Sioux. Its 

 southern line, on the Missisippi, is near the Wisconsin. 



On the 8th of February, 1831, the Menominis ceded a tract 

 lying between Winnebago Lake, Fox River, and Green Bay, 

 on the north, and Mil wake River, south, and Lake Michigan, 

 east. And in October, 1832, the Potawatamis ceded their 

 land lying between Chicago River and Kanakee, and the 

 Fox of Illinois. 



In September, 1832, the Winnebagoes ceded the land lying 

 on the west of the Rock River, above the Pectanon branch, 

 to Lake Puckaway, and bounded west by their cession of 

 August, 1829. 



In 1836, Michigan was made a sovereign state, and 

 admitted into the Union. A new territorial government was, 

 at the same time, organized over Wisconsin, which included 

 all llie Black Hawk purchase, and extended west to the Mis- 

 somi River. In 1^<38, a new territorial government was 

 cslabhshed over that portion of Wisconsin which lay west of 

 the Missisippi, called Iowa, in the live years intermediate 

 between the departure of llie Sacs and Foxes, in the summer 



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