the Arctic 1818
Treaty of 1818
Fighting between Britain and the United States came to an end in 1815, with the Allies defeating Napoleon later that ...
the Arctic 1825
Britain and the United States followed their 1818 treaty by defining their boundaries with Spain and Russia. The Spanish, with ...
North America 1843
By the early 1840s, American settlers, arriving overland in increasing numbers along what became known as the Oregon Trail, were ...
North America 1846
War with Mexico encouraged President Polk to settle the Oregon dispute between the US and Britain. In June both countries ...
the Arctic 1846
Following the 1837 rebellions, the British merged the two Canadas into a single autonomous province and set about resolving their ...
North America 1848
Treaty of Guadalupe Hidalgo
The fall of Mexico City spelled the end of the Mexican-American War. At the Treaty of Guadalupe Hidalgo, the US ...
North America 1849
California Gold Rush
Just days before the signing of the Treaty of Guadalupe Hidalgo, gold was discovered at Sutter's Mill in California ...
North America 1852
Opening up the West
The surge in migrants heading west put increasing pressure on the Oregon Trail. To secure the Trail, the US government ...
North America 1853
Even as California was being accepted into the Union, a new dispute was breaking out between the US and Mexico ...
North America 1859
Raid on Harpers Ferry
The 1850s conflict in the US over slavery was not limited to Kansas. In 1859, the abolitionist John Brown and ...
North America 1876
Great Sioux War
In 1874, gold was discovered in the Black Hills, part of the Great Sioux Reservation. When attempts by the US ...