For the historical kingdom, see Panchala.
While informed by the historical kingdoms, these "epic" descriptions are largely fictional.
The historical kingdoms referred to by the name Siam include:
Tak was a historical kingdom built over 2,000 years ago, even before the Sukhothai period.
It is a comedy and action performance, often took place in modern settings or in historical ancient Javanese kingdoms.
This historical kingdom was an early homeland of Shah dynasty.
It is either perceived as the predecessor or the actual historical kingdom of Medang Kingdom.
The curious thing is, the kingdoms in the tale was switched from the historical kingdoms.
For the historical kingdom, see Magadha.
The Zagwe dynasty was an historical kingdom in present-day Ethiopia.