tyb
The Crusades, Lectures by Roy Casagranda
The Crusades: Part 1
https://www.youtube.com/watch?v=c6c5W2RsvkE
The Crusades: Part 2, 35 Years of Chaos, Assassinations, and Madness
https://www.youtube.com/watch?v=Xw3Ip45AByI
Salah ad-Din Yusuf ibn Ayyub, Part 1 (aka The Crusades, Part 3)
https://www.youtube.com/watch?v=qsemRpkHLuE
Salah ad Din Part 2 (The Crusades: Part 4)
https://www.youtube.com/watch?v=DhaRmxYooC8