Kozak, S.
(Міжнародні зв’язки України: наукові пошуки і знахідки, 2021)
The article covers the circumstances of the meeting that took place in Opava
in 1289 with the participation of the Czech king Wenceslaus II Přemyslid, Galician-
Volynian suzerain Lev Danylovych and some Polish princes. ...