Medieval reenactments are a form of historical reenactments that focuses on re-enacting European history in the period from the fall of Rome in the 5th century to about the end of the 15th century.
5th and 6th centuries - Migration Period or Dark Ages. Sometimes called Völkerwanderung ("wandering of the peoples") by German historians.
7th to 11th centuries - Early Medieval
12th to 14th centuries - High Medieval
15th century - Late Medieval
Most medieval reenactment groups focus on a smaller time period, sometimes restricting their interest to a particular century, or even a specific decade, series of battles, or monarch, depending on how authentic the reenactment and encampment is intended to be.
Horse armor was harder to make for horses than it was for humans. Armor for horses was necessary because enemies attacked horses as a way to slow their riders down.
Coursers are commonly believed to be named for their running gait, (from Old French cours, meaning ‘to run’.). However, the word possibly derived from the Italian corsiero, meaning ‘battle horse.’