The flag bears the phrase "Yes to terrorism", which was found at the youth house in Soukra area, in Tunisia, raised a lot of controversy, what led the security units in Ariana to open an investigation to uncover the perpetrator of the incident, who might have wished to send a specific message on Independence Day.

The Minister of Youth and Sports, Magdolin Charney, decided to open an investigation in this issue, and it is expected that the minister will visit the youth hoouse in Soukra for details, after learning of negligence there. In the same context, police carried out large-scale security operations in Manouba, Soukra, Ariana and Tadamon district. During the security operations at the metro station in Manouba, security forces arrested three people on charges of pasting posters belonging to Hizb ut-Tahrir.

The detainees confessed taht they pasted these posters at night to avoid seeing them by the citizens. They also admitted that they had pasted these posters in preparation for the party conference next month, refusing to give informations and date of the conference.
The security authorities referred the defendant to the national unity to combat terrorism for investigations.