The surge in migrants heading west...
Even as California was being...
Across the Pacific, Japan had kept...
In 1854 the Kansas-Nebraska Act...
For many US citizens, the...
In Mexico, the antagonism between...
Russian expeditions and settlers had...
The 1850s conflict in the US over...
By 1860, the rift between the slave...
The secession of South Carolina...
The conquest of the Two Sicilies...
Despite the Confederacy's...