Since no heir had yet been produced by either monarch, the implications of the union were unforeseeable, but it forged bonds between the Polish and Lithuanian nobility and a permanent defensive alliance between the two states, strengthening Lithuania's hand for a new war against the Teutonic Order in which Poland officially took no part.
Karena belum terdapatnya ahli waris yang dihasilkan, implikasi tindakan itu tidak terduga, namun menempa ikatan Polandia dan Lituania dan bangsawan permanen aliansi defensif di antara kedua negara, yang memperkuat tangan Lituania untuk perang baru melawan Ordo Teutonik di mana Polandia secara resmi tidak ambil bagian.