United States State and Territory Map Formation by Year
- 1776
- 1777
- 1783
- 1784
- 1785
- 1786
- 1787
- 1790
- 1791
- 1792
- 1795
- 1796
- 1798
- 1800
- 1802
- 1803
- 1804
- 1805
- 1809
- 1810
- 1812
- 1816
- 1817
- 1818
- 1819
- 1820
- 1821
- 1822
- 1824
- 1828
- 1834
- 1836
- 1837
- 1838
- 1842
- 1845
- 1846
- 1848
- 1849
- 1850
- 1853
- 1854
- 1858
- 1859
- 1860
- 1861
- 1862
- 1863
- 1864
- 1866
- 1867
- 1868
- 1870
- 1876
- 1882
- 1889
- 1890
- 1893
- 1896
- 1907
- 1912