[4] After obtaining his commercial diploma at the Lycée Technique Mathias Adam, he worked as a flight attendant at the Luxembourgish airline Luxair.
[7][8] He was also the vice-president of the ADR South region and local section of Pétange, represented in the national and executive board of the party.
[9][10] At the general meeting of the Pétange section, he got designated as head of the list for the upcoming local elections on 8 October 2017.
[13] In April 2012, Thein was given a ban on speaking in the lyceum, after students invited the politician, as speaker on the subject of multiculturalism.
"[20] On 21 March 2017 he founded a new political party in Luxembourg called déi Konservativ (“The Conservatives”), added by “d'Fräiheetspartei“ (en.
Thein stood for election to the European Parliament in June 2024 but failed to win a seat, with only a low 1,899 votes cast in his favor, and coming 63rd out of 81 candidates.
Thein describes himself as conservative, classically liberal and patriotic and is close to the Conservatism of Edmund Burke.
In the song, the rapper criticizes several Luxembourgish right-wing politicians, including Thein as well as his party Déi Konservativ.
In the process on the district court of Luxembourg on 28 March, Thein demanded 5.000 € as damages because of public injury of reputation and insult.