(1326–82), king of Hungary 1342–82 and of Poland 1370–82; known as Louis the Great. Under his rule Hungary became a powerful state; he fought two successful wars against Venice (1357-8; 1378–81), and the rulers of Serbia, Wallachia, Moldavia, and Bulgaria became his vassals.
Louis I in other Oxford dictionaries
Definition of Louis I in the US English dictionary
