TabsRecord DataPlace Unit Type: State or ProvinceContaining Unit: United States of America Events Life span Type 03/04/1863 Congress authorizes the formation of the Idaho Territory Lawmaking/Litigating 09/09/1860 to 09/11/1860 In Idaho, an emigrant wagon train attacked and scattered by Indians Crime/Disasters 01/29/1863 Union Volunteer troops attack and kill hundreds of Shoshone at Bear River, in present-day Idaho Battles/Soldiers Major Topics People Places Name Type Ada County, ID County Idaho City, ID City or Town Documents Images Idaho, 1860, zoomable map Oregon, Washington Territory, Idaho, Western Montana, and British Columbia, 1860, zoomable map Bibliography
