Brepolis Medieval Databases contain several sections and offer a comprehensive research tool for the Middle Ages...

"Examines the diverse peoples of early European civilization through a series of 212 essays, presented in chronological order...

Covers the "crusades from their origins in the eleventh century up to the early modern period...

Contains nearly 200 entries on European history beginning with the later Roman Empire and spanning about 1000 years...

Contains "3,000 concise and detailed articles on all aspects of the period from the fifth to the fifteenth century...

Contains more than 275 articles on the military, political and socioeconomic aspects of the conflict in 15th century england between supporters of the House of York and supporters of the House of Lancaster...

Contains more than 400 articles (along with maps, pictures and photographs) on the colonial empire of Portugal, Spain, France, Great Britain, the Netherlands, Belgium, Germany, Italy and the United States from the voyages of Prince Henry the Navigator of Portugal to the present...

"This encyclopedia has over one hundred and fifty biographical entries on specific women artists, writers, musicians, patrons, religious leaders, and medical practitioners...

Described as the "standard research tool on 1,100 years of Byzantine history...

Contains 5,000 entries on all aspects of 1,100 years of Byzantine history...

Covers "all aspects of the Renaissance in 14th to 17th century Europe...