Baltic states: Did you mean...?

The United States remained neutral in the first three years of the First World War (1914-18) but did finally join the conflict at the end of 1917 following the threat of unrestricted submarine warfare on US merchant shipping and a secret...

The Fourteenth Amendment is one of the most important and consequential additions to the United States Constitution. Ratified in 1868, it defines American citizenship as belonging to "all persons born or naturalized in the United States"...

There was actually only one cause for the American Civil War: slavery. All the events leading to the Civil War, understood as steps moving steadily up the conflict, had slavery as the underlying cause for upset and increasing division between...

The Warring States period (c. 475–221 BCE) represents the final and most transformative phase of the Eastern Zhou dynasty (770–256 BCE), marked by political fragmentation, sustained interstate warfare, and profound institutional change. As...

The Crusader States, collectively known as Outremer (from Old French outre-mer, “overseas”), were a group of Latin Christian polities established in the eastern Mediterranean following the First Crusade (1096–1099). Emerging from the conquest...

This map illustrates the situation in the United States n 1850, as the country faced growing sectional tension over the expansion of slavery into new territories gained from the Mexican-American War. The Compromise of 1850 aimed to preserve...

The American Civil War (1861-1865) was the pivotal event in United States history and the largest armed conflict in the Western world following the end of the Napoleonic Wars (1815) and prior to the beginning of the First World War (1914...

A map showing the principle state of the Warring States Period in China c. 260 BCE.

Four examples of British India postage stamps issued with overprints for use in particular Indian princely states. Top left: Queen Victoria, Gwalior, 1904 Top right: Queen Victoria, Patiala, 1895 Bottom left: King George V, Jind State...

The Bronze Age collapse at the end of the 13th century BCE saw a great many changes in the ancient world. Many second millennium states disappeared entirely, as cities were destroyed and peoples migrated. Others underwent a process of transformation...