Complex sentence: In smaller towns and villages, there weren't enough Fellows from the same trade to set up a local Guild, so Fellows from a number of trades banded together to form a local Guild of Fellows from an odd assortment of trades.
Split into simpler sentences: In smaller towns and villages, there weren't enough Fellows from the same trade to set up a local Guild. So, Fellows from a number of trades banded together to form a local Guild of Fellows from an odd assortment of trades.