We're they received celebrated as heroes? Or not so much?
We're they perceived as a potential insurrectionary threat in their homelands, given that they were zealous and experienced armies that had been detached from the metropolis for a considerable period?
I assume the reception also differed from one crusade to another, depending on the perception of success or failure?
This is a pretty large topic with a lot of possible answers, so much more can still be written. But I have a previous answer for the First Crusade: