| Hint | Year | Answer | % Correct |
|---|---|---|---|
| Independence | 1776-1783 | Alabama | Connecticut | Delaware | Georgia | Illinois | Indiana | Kentucky | Maine | Maryland | Massachusetts | Michigan | Minnesota | Mississippi | New Hampshire | New Jersey | New York | North Carolina | Ohio | Pennsylvania | Rhode Island | South Carolina | Tennessee | Virginia | West Virginia | Wisconsin | 99%
|
| _______ Purchase | 1803 | Arkansas | Colorado | Iowa | Kansas | Louisiana | Minnesota | Missouri | Montana | Nebraska | New Mexico | North Dakota | Oklahoma | South Dakota | Texas | Wyoming | 99%
|
| Mexican Cession | 1848 | Arizona | California | Colorado | Nevada | New Mexico | Utah | Wyoming | 95%
|
| Civil War | 1865 | Alabama | Arizona | Arkansas | Florida | Georgia | Louisiana | Mississippi | New Mexico | North Carolina | Oklahoma | South Carolina | Tennessee | Texas | Virginia | West Virginia | 94%
|
| _______ Purchase | 1867 | Alaska | 91%
|
| Spanish Florida Border Dispute | 1784 | Alabama | Mississippi | 90%
|
| _______ Admission | 1845 | Colorado | Kansas | New Mexico | Oklahoma | Texas | Wyoming | 89%
|
| _______ Annexation | 1898 | Hawaii | 88%
|
| Gadsden Purchase | 1854 | Arizona | New Mexico | 85%
|
| Adams-Onis Treaty | 1821 | Alabama | Colorado | Florida | Louisiana | Mississippi | 84%
|
| _______ Treaty | 1846 | Idaho | Montana | Oregon | Washington | Wyoming | 79%
|
| Convention of 1818 | 1818-1819 | Minnesota | Montana | North Dakota | South Dakota | 78%
|
| _______ Admission | 1791 | Vermont | 76%
|