Hundreds ofpeople from several African countries have been expelled from Tunisia.
Hundreds of people were rounded up from Sfax and driven to the militarised Tunisia-Libya border zone this week.
Thirty-seven groups, both Tunisian and international, voiced concern over the crackdown on the judiciary?s independence.
Racial tensions in the Tunisian coastal city of Sfax flared into violence targeting migrants from sub-Saharan Africa.
EUs offer of one billion euros to Tunisia has been criticised by rights groups that say it compromises refugee rights.
Congress members say autocratic consolidation, treatment of migrants threatens US-Tunisia relations.
Tunisias president is looking for ways to avoid a bailout package worth nearly $2bn that hinges upon reform.
Two worshippers and three security guards are killed in an attack on the Tunisian island of Djerba.
Move comes a day after party leader Ghannouchi was arrested in a continuing crackdown on Tunisias opposition.
At least 34 refugees missing after boat sinks off Tunisia amid a sharp increase in vessels heading towards Italy.