A visual glimpse of Threshold 8 in Big History - The Modern Revolution.

Russian Revolution

Russian Revolution

Russian Revolution

Detail of the Monument to the Revolution of April 25 (Lisbon)

A slideshow exploring Earth's rotation and revolution around the sun. Learn that because of Earth's axis tilt we experience the seasons!

An image of "Portrait of a Conventionnaire in the Revolution", created by Jean-Francois Sablet in 1794 (Oil on panel, 65 x 55 cm).

A great map showing the battles fought in the South in the Revolutionary War. From the National Park Service.

This lesson will explain what causes seasons on Earth.

Chiefly remembered for his support of the American colonies in the struggle against King George III that led to the American Revolution, as well as for his strong opposition to the French Revolution.

A map of the area in Pennsylvania south of Philadelphia detailing the Battle of Brandywine during the American Revolution (September 11, 1777). The map shows the battle site of Chad's Ford, the Lancaster Road, the British and American...

A map of the southern Colonies showing the area of General Nathaneal Greene's campaign (1781) against the British under Charles Cornwallis in the closing years of the American Revolution. The map shows the important sites of Cowpens,...

A map of England & Wales, subtitled "Parliamentary Representation in 1832 Before The Reform Bill." The Reform Act made wide-ranging changes in the electoral system in the United Kingdom due, in part, to the growth of large and...

(1755-1816) Explorer and soldier who was a militia officer in the American revolution.

(1734-1806) Morris was an American merchant and a signatory of the United States Declaration of Independence, the Articles of Confederation, and the United States Constitution. Morris was known as the "Financier of the Revolution,"...

Maximillien Francois Marie Isidore de Robespierre (1758-1794) Well-known figure of the French Revolution and the Reign of Terror, which ended with his execution.

An influential figure of the French Revolution.