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Battle of Trenton
The Battle of Trenton (26 December 1776) was an important battle of the American Revolutionary War (1775-1783). On Christmas Day 1776, General George Washington led his Continental Army across the Delaware River to launch a surprise attack...
Definition
Pezhetairoi
The pezhetairoi (foot companions) were part of the imposing army that accompanied the Macedonian commander Alexander the Great (r. 336-323 BCE) when he crossed the Hellespont to face the Persian king Darius III in 334 BCE. Armed with long...
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Ganges
The River Ganges, also known as the Ganga, flows 2,700 km from the Himalaya mountains to the Bay of Bengal in northern India and Bangladesh. Regarded as sacred by Hindus, the river is personified as the goddess Ganga in ancient texts and...
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First Anglo-Sikh War
The First Anglo-Sikh War (1845-6) was a short and bloody conflict won by the British East India Company (EIC) against the Sikh Empire. The EIC was keen to expand into northern India, but the Sikh army was a well-trained, well-equipped, and...
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Battles of Saratoga
The Battles of Saratoga (19 September and 7 October 1777) marked the climactic end of the Saratoga Campaign during the American Revolutionary War (1775-1783). The battles, which resulted in the surrender of an entire British army, convinced...
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Map of Niger River
The Niger River is the most important river in West Africa, and is the third longest river in Africa after the Nile River and Congo River. Known for its distinctive "boomerang" shape, the Niger River flows from the Guinea Highlands to the...
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Roman River God Arno
A Roman marble statue depicting the River god Arno (the river which runs through Florence). First half of the 2nd century CE, although the head is a Renaissance replacement. (Vatican Museums, Rome)
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Tigris, Euphrates, & Nile River Flows
Map showing the Tigris and Euphrates Rivers flowing from north to south into the Persian Gulf, and the Nile River flowing from south to north into the Mediterranean Sea.
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Transporting Salt on the Niger River
Boats transporting slabs of rock salt on the Niger River delta, Mopti, Mali. The salt comes from ancient mines in the Sahara desert.
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Nesting Least Terns on Missouri River
A nesting least tern pair in the sandbar habitat on the Missouri River below Gavins Point Dam. Yankton, South Dakota, USA. Photograph and caption by Robert Etzel.
U.S. Army Corps of Engineers Digital Library.