By 1863 he had written The Brandenburgers in Bohemia to a libretto by the Czech nationalist poet Karel Sabina, whom Smetana had met briefly in 1848.
I 1863 havde han skrevet Brandenburgerne i Bøhmen til en libretto af den tjekkiske nationalistiske digter Karel Sabina, som Smetana havde mødt kort i 1848.