Supporting documents on the website: https://www.profrub.com/09introduction Series on the discipline of History: historical periods, sources, Roman numerals and centuries, archaeology, the concept of inquiry, etc. Video: Historical Periods How do we choose historical periods? When does prehistory take place? When does Antiquity take place? When does the Middle Ages take place? When did the Modern Era begin? When does the contemporary era take place? This series presents basic concepts, I don't really have any sources to indicate, but the general structure and certain passages sometimes come from a French-speaking Swiss teaching medium, Collection: History 7-8, Publisher: CIIP, Editors: C. Amstutz, F. Chappuis Aung, N. Fink, N. Masungi, D. Miéville, M. Riedo, M. Stanescu-Mouron.