| A | B |
| Fulton Steam Frigate | US navy's first steamboat |
| Columbiad | naval cannon that can fire underwater |
| Major Sylvanus Thayer | Superintendant of West Point from 1817-1833 |
| Dennis Hart Mahan | influential West Point professor 1824-1871 |
| Simon Bernard | French Napoleonic veteran who designed the Tird System of Coastal Forts |
| Third System of Coastal Forts | Multi-tiered forts, cannons fired through openings in the walls |
| John C. Calhoun | proposed a method of expanding the army quickly and easily in time of war |
| Expansible Army | idea to reduce number of privates in a regiment rather than the number of regiments |
| Negro Fort | Florida fort occupied by escaped slaves, destroyed by a hot shot from a US gunboat |
| Black Hawk War | Chief Black Hawk's followers cross back into Illinois |
| Battle of Bad Axe | Black Hawk and his British Band are destroyed at this battle |
| 2nd Seminole War | War fought to remove the Seminole from Florida 1835-1842 |
| Osceola | Seminole chief |
| Battle of Lake Okeechobee | Zachary Taylor defeats the Seminole but suffers heavy casualties |
| William J. Worth | US general who defeated the Seminole by campaigning in the unhealthy summer months |
| USS Pennsylvania | largest wooden warship ever built by the US navy 1837 |
| USS Missouri and USS Mississippi | first ocean going steam powered warships in US Navy |
| USS Michigan | first iron hulled warship in US Navy 1843 |
| USS Princeton | First propeller driven warship in US Navy 1843 |
| John Ericsson | Swedish-born designer of the USS Princeton and USS Monitor |
| Sam Houston | Texian commander-in-chief during the revolt against Mexico |
| Antonio Lopez de Santa Anna | Mexican dictator and general during the revolt in Texas |
| The Alamo | Texian forces were annihilated at the site of this old Spanish Mission |
| Davy Crockett | famous Tennesseean who was killed at the Alamo |
| San Jacinto | Texians capture Santa Anna and trade his life for independence |
| Texas Rangers | military police force in the Republic of Texas |
| Colts' Paterson revolver | first modern revolver |
| Samuel Colt | inventor of the modern revolver |