Map of the states and territories of the United States as it was from June 1846 to December 1846. On June 18 1846, Oregon Country below the 49th parallel, excluding Vancouver Island, was incorporated in to the United States as unorganized territory. On December 28 1846, a portion of Iowa Territory was admitted as the state of Iowa; the remainder became unorganized.
{{Information| |Description=Map of the states and territories of the United States as it was from |Source= |Date= |Author=Made by User:Golbez. |Permission=Own work, attribution required (Multi-license with GFDL and Creative Commons CC-BY 2.5) |other_