There has not been a general war in Europe since Napoleon was defeated at Waterloo. But military technology has grown frighteningly effective. Is war now obsolete? Is it time to find other ways of resolving differences, or else perish?

A look at Russia during the late 19th century, during the reign of Emperor Alexander III, with a special emphasis on the coming of age of the crown prince and his wedding to Alexandra.

Slavic people occupy half the land area of Europe, and Slav nationalism is going to be a driving force in the history of the 20th century. This episode explains the history of the Slavs, with a special emphasis on the most important Slav nation: Russia.

The 1904 World's Fair helped define America in the 20th century.