Government supporters took to the streets in Tunis on Saturday to paint the UGTT as an enemy of the revolution.
BBC: Tunisians' frustrations, two years on
2.
They intend to fight back vigorously, starting with a call by the UGTT (Tunisia's national and historic trade union) for demonstrations in Tunis on Friday.
BBC: Viewpoint: Ennahda's 'double-dealing'
3.
Tunisia's main trade union, the UGTT, did much to encourage opposition groups across the country, but its leaders are blemished by contacts with the former regime.