Watch “Siege Tutorial part 1 - Introduction and Components,” a how-to-play guide for Siege from Knights and Warriors on BoardGameVideo.
Description provided by Knights and Warriors on YouTube:

1983Alan Paull
How-to-play and playthroughs. Siege is covered on BoardGameVideo.com by 6 how-to-play guides and 5 recorded sessions.
About Siege, from BoardGameGeek:
Designer
Alan Paull
Artist
Peter Dennis
Publisher
Eurogames
Categories
Mechanics