| Term | Definition |
| Daniel Boone | the most famous pioneer in colonial times |
| Noah Webster | wrote the first major American dictionary |
| William McGuffey | created readers that sold over 122 million copies |
| Peter Cartwright | one of the best known circut riders |
| Isaac Watts | wrote many popular hymns in the 18th century |
| George Liele | America's first missionary to a foreign land |
| Samuel J. Mills | created the "haystack prayer meeting" |
| Adoniram Judson | the Father of American Missions |
| Lott Carey | was known as the Father of Western African Missions |
| John Jasper | preached at Confederate hospitals |
| Catherine Ferguson | was believed to have started New York's first Sunday school program |
| Thomas Jefferson | bought the Louisiana Purchase for the U.S. |
| Sacagawea | the Shoshone Indian that was a guide for Lewis and Clark |
| General Andrew Jackson | general that defeated the British in the Battle of New Orleans |
| Davy Crockett | frontiersman that came from the United States to help the Texans fight |
| Dr. Marcus and Narcissa Whitman | the most famous missionaries to Oregon |
| Commodore Matthew Perry | opened Japan for trade with the United States |
| Jonathan Goble | the first Baptist missionary to Japan |
| Wilderness Road | the road that Daniel Boone cleared |
| Northwest Ordinance of 1787 | this guaranteed freedom of religion, outlawed slavery, guaranteed fair treatment of American Indians, and provided for a trial by a jury for all citizens accused of crimes |
| Erie Canal | the first major man-made canal in the U.S. |
| circut-riding preachers | went town to town on horseback preaching where ever they could |
| spirituals | America's greatest contribution to the field of music |
| Fisk Jubilee Singers | a group of singers that introduced spirituals to the northern states and Europe |
| War of 1812 | war that the U.S. declared on England in 1812 |
| Treaty of Ghent | officially ended the War of 1812 |
| the Alamo | battle that took place in San Antonio and was fought very bravely |
| Battle of San Jacinto | battle in which Texas got her freedom |
| "forty-niners" | what the gold miners were called |
| California Gold Rush | time when all over the U.S. peple came to California to find gold |
| ghost towns | empty deserted towns where no one lived |
| Louisiana Purchase | more than doubled the size of the U.S. |
| Mexican Cession | land that the U.S. claimed after the Mexican War |
| Gadsden Purchase | made up the southern parts of what are now New Mexico and Arizona |
| Texas | state that was once by itself a free nation |
| Mexican War | war that Texas claimed the Rio Grande |