[1][2] Significant early members of the Serb Party were Stjepan Mitrov Ljubiša (d. 1878), Nikodim Milaš, Ljubomir Vujnović, Uroš Desnica, Vladimir Simić.
[3] In political efforts, Ljubiša he fought against the ethnic Italian domination in Dalmatian politics and culture, for the equality of religions and languages, for the emancipation of Serb populace in Dalmatia, the economic benefit of the province but also for the autonomy of Dalmatia and against the unification with Croatia-Slavonia.
Ljubiša had been the President of the Dalmatian parliament between 1870 and 1878 when he was overthrown by the clerical Croat fraction in the People's Party led by Mihovil Pavlinović.
The Serb Party retained the leading position in the provinces of upper Dalmatia (Dalmatian hinterland): Kninska Krajina, Bukovica, Ravni Kotari, as well as the Bay of Kotor (which is today in Montenegro).
[3] All six members of the Diet, but without Milaš who was parliamentary representative (still allowed to participate), were present during the so-called Zadar Resolution in 1905, which was one of the steps that led to the Croat-Serb Coalition.