Considering the historical realities of UBKh, we do not touch the perimeter boundaries of Zaporizhia, outlined in the document. Meanwhile, this sight is its main content and delivers many interesting things.
Borders UBKh against borders of 16th century
Ukrainian lands about 1570 and "S. Báthory's grant"
Borders UBKh against borders of mid-18th century
Ukrainian land about 1750 and "S. Báthory's grant"
A single glance at this map is enough to understand – the mythical border "S. Báthory's grant" fully comply actual possession of the Cossacks in the Russian Empire as of 1740th years. This is a top secret which could not parse historians over the last 260 years – from the onset of UBKh until the time of writing my article.
Conclusion: Borders of "S. Báthory's grant" outlined in the UBKh completely contrary to the historical realities of the 16th century. Instead they are fully consistent with the historical realities of the mid-18th century.
It is an abstract of the chapter. For the full text see please ukrainian version.