"Mediaeval scholars were pulled out of Oxford colleges and flown into Umbria."

The type of warfare needed to take this very clever and well-fortified towns was no longer in use, hence the need for mediaeval scholars.


Luckily, we now have the internet with handy pages like this one on how to defend your medieval castle. http://www.ehow.com/how_4558988_defending-medieval-castle.html

If you're very interested you can learn mediaeval war skills in Sussex: http://news.bbc.co.uk/local/sussex/hi/people_and_places/newsid_8840000/8840777.stm