in 2014 He was elected to the Sejm
on 25 September 2005, getting 3764 votes in
8 – Zielona Góra as a candidate from the
League of Polish Families list. Thus, he was the second-youngest person ever elected to the Polish
Sejm. He took part in the sixth Polish edition of
Dancing with the Stars. On 13 June 2008, he resigned his membership of the
League of Polish Families and backed out from political life. In 2011, he took part in
Congress of the New Right but never joined the party. Later he became one of the founders of the
National Movement. He contested the
2019 European Parliament election, but was not elected as the coalition did not pass the electoral threshold of 5%. In the
2019 Polish parliamentary election, he was elected member of the Sejm. He received 22,158 votes in the
33- Kielce. He was named the vice-chairman and spokesperson for
Confederation in the Sejm. He was a candidate in the
2020 Confederation presidential primary. He has a strong support among the many factions in his political group as well as the general public. He won the nomination held at the party convention in
Warsaw on 18 January. In the election he finished in fourth place receiving 6.8% and over 1.3 million votes. In the
2023 Polish parliamentary election he headed the election list of the
Confederation Freedom and Independence in the
Białystok parliamentary constituency. On 13 December 2023, a motion was submitted to the Sejm to dismiss Bosak from the position of Deputy Marshal of the Sejm. It was indicated in the motion that Bosak enabled
Grzegorz Braun to deliver an anti-Semitic speech in which, among other things, he referred to the ceremony of lighting Hanukkah candles as "racist." However, Bosak did condemn Braun's actions against the Hanukkah ceremony, describing them as "tarnishing our good name". In April 2025, the
Never Again Association published a report about praising the racist killer
Janusz Walus by far-right in Poland. According to this report Bosak spoke positively about Walus, stated, among others, that he ‘has been respected by right-wing circles for decades’. == Political stances ==