Twenty-one people were detained earlier today when special unit servicemen stormed the United National Movement office to arrest party chair Nika Melia, announces Georgian Ministry of Internal Affairs.
One of the leaders of the UNM Giorgi Baramidze is also among the detainees.
In addition 17 citizens were given first aid and two of them were taken to a clinic.
One hospitalised patient has already left the clinic and one other will leave the medical facility later today, announced the Ministry of Health of Georgia.
Police used tear gas in the room where Melia was gathered with his supporters, however before starting the special operation they evacuated the UNM office, where party leaders and opposition parties' representatives had been protecting Melia for several days.