Abstract
The paper offers us opportunity to form a timeline of the Despots entry in the vassality with the Hungarian King Sigismund. According to our sources the entry happened after Decemeber 18th 1403, and before April 16th 1404, when the despot was referred to as a vasal of King Sigismund in a letter to the Duke of Burgundy.

This publication has 2 references indexed in Scilit: