[1] Between 1988 and 1991, Bosić was the chief development engineer at the "Tesla" battery factory in Brčko, and in 1992 was appointed as the commercial director of Brčko-based Staklomont.

[2] A member of the Serb Democratic Party (SDS) since 1992, Bosić served as deputy Minister of Foreign Affairs from 2000 to 2001, after which he was the ambassador to Slovenia until 2004.

[4] In May 2012, Bosić stated that he was against the entry of Bosnia and Herzegovina into NATO without Serbia because, according to him, it would "lead to the disruption of military personnel and security forces that are an integral part of the Dayton Agreement.

[6] In October 2016, Bosić resigned as president of the SDS due to the party's poor performance in the 2016 municipal elections.

[9] Bosić has been a lingering outspoken critic of Milorad Dodik and his Alliance of Independent Social Democrats, accusing him of authoritarianism, corruption and being responsible for the poor economic condition of Republika Srpska.