In 1492, this Spaniard landed in North America
Christopher Columbus
In 1803, Thomas Jefferson purchased this territory for $15,000,000
Louisiana Territory
In 1619, Africans were first brought to America for this purpose
Slavery
In 1607, this Native woman was captured by the English
Pocohontas
In 1820, the Missouri compromise made this a free state
Maine
In 1787, slavery was made illegal in these states
All northwestern states
In 1785, the Treaty of Hopewell was signed, giving this tribe borders within the US
Cherokee Tribe
In 1843, 1,000 pioneers traveled along this road
Oregon trail
In 1808, this was banned by Congress
Slaves being brought from Africa
In 1805, Sacagawea met these explorers and joined them on their exploration of the Louisiana purchase
Lewis and Clark
Oregon
In 1820, this made slavery illegal in all states above Missouri
The Missouri Compromise
In 1830, this president signed the Indian Removal Act
President Andrew Jackson
In 1854, people voted in favor of this
Slavery
In 1845, this state entered the country as a slave state
Texas