North America 1838
Fragmentation of Central America
A united Central America had broken away from Mexico in 1823, but remained unstable. In 1837, revolution erupted in Guatemala ...
North America 1840
Mexico was more stable than Central America, but only marginally so. Under the Centralist regime which had held sway since ...
North America 1842
Conflict with the Comanche did not stop Texas from pursuing its vast territorial claims against Mexico. In 1841 the Texians ...
North America 1850
Compromise of 1850
With its population booming, California wanted to join the Union as a free state - naturally antagonizing the slave states. After ...
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 1857
For many US citizens, the Mexican-American War had demonstrated that conquering Latin America was both easy and the natural destiny ...
North America 1898
By 1898, the long-running Cuban war for independence was aggravating US-Spanish relations. In February, the USS Maine sunk in an ...
South America 1899
Republic of Acre
During the 1890s, thousands of Brazilian workers traveled up the Amazon to the Bolivian-claimed region of Acre in search of ...
South America 1903
Second Venezuela Crisis
Following Venezuela's refusal to pay its foreign debts, Britain, Germany, and Italy blockaded the country in late 1902, seizing ...
North America 1904
The American gains against Spain increased its interest in procuring a Central American canal to link its Atlantic and Pacific ...
North America 1921
Washington Naval Conference
Following the War, the US and Japan began expanding and modernizing their fleets. To avoid an arms race between these ...
South America 1922
In 1922, Colombia and Peru signed the Salomón–Lozano Treaty to resolve their long-standing border dispute. However, Peru - which had ...
North America 1949
North Atlantic Treaty
World War II left the United States and the Soviet Union as the dominant powers in Europe. Relations between the ...
South America 1962
Cold War reaches Latin America
Less than a month after the signing of the Rio Pact in 1948 - and while the Organization of American States ...