How did the kingdom of Poland was able to quarantine itself from the black plague?

by phrresehelp

I mean not like they had strict border crossings. I mean we cant even quarantine a nation nowdays with all of our technology.

Searocksandtrees

hi! there's room for more input, particular on the question of whether there was anything like a quarantine, but meanwhile, you can get started on this section of the FAQ