The armor worn by ancient Roman emperors and generals.

An image of "Frederick III, Holy Roman Emperor", created by Bertoldo Di Giovanni in 1469 (Copper alloy, diameter 6 cm).

An image of "Charles V, Holy Roman Emperor", created by Leone Leoni, c. 1547 (Bronze medal, diameter 7,5 cm).

A map of England (Britannia) under the Roman Empire, from the time of the first invasion by Julius Caesar (55 BC) extending to the invasion of the Saxons (AD 449). The Roman Period of control of Britannia is generally considered AD 43 to...

The Pont du Gard near Nimes (ancient Nemausus) in southern France. Built by the emperor Antoninus Pius. The bridge spans two hilltops nearly a thousand feet apart. It carries an aqueduct with three tiers of massive stone arches at a...

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.

Nearly halfway through this page under the subtitle, "Disintegration of the Monetary System" is a discussion of the monetary collapse and the efforts of subsequent emperors to restore the coinage.