Why did The Lombards Collapse?

Why did The Lombards Collapse? ♦Instagram: ♦Consider to Support the Channel of Patreon and gain cool stuff: ♦Please consider to SUBSCRIBE : ♦Music Used : Shattered Helium - Under The Sky Renaissance by Audionautix is licensed under a Creative Commons Attribution license () Artist: ♦Sources : ♦Narrated by: Royal Carter ♦Scr