The document discusses the history of several European empires from ancient times to the 20th century. It describes the rise and fall of the Greek Empire from 331 BC to 168 BC under Alexander the Great. It then discusses the powerful Roman Empire from 168 BC to 476 AD and its cultural legacy. It also examines attempts by leaders like Hitler and Charlemagne to unite Europe by recreating the Roman Empire, as well as Queen Victoria's efforts through royal marriages. Finally, it provides a timeline of events from the 700s to 1990s involving European conquests, wars and empire expansions.