Armed thugs numbering about 100 have invaded the office of the Nigeria Labour Congress in Kaduna State.
The office is the meeting point of workers in the state who are protesting the sack of their colleagues by the state government.
The Police Public Relations Officer, ASP Muhammad Jalige confirmed the arrest of 20 of the thugs who invaded the office.
Thugs had also tried to disrupt the activities of the protesters on Tuesday by hurling stones at them before they were chased away by security operatives.
The invasion of the NLC office comes as President of the Labour Congress NLC; Ayuba Wabba accused the Kaduna State Government under the leadership of Governor Nasir El-Rufai of allegedly hiring 50 truckloads of thugs to attack protesting workers in the state.
Wabba who said this on Wednesday during an interview alleged that the governor paid N500 each to some youths to disrupt the demonstration of the workers who protested the mass sacking of civil servants in the state.