tunis tunisia parliament wednesday approve controversial law grant amnesty officials accuse corruption rule autocrat zine el-abidine ben ali trigger angry protest opposition activists outside opposition lawmakers sing national anthem shout slogans session temporarily suspend outside dozens demonstrators chant law pass whitewash corruption law approve 117 deputies opposition withdraw session protest insistence rule coalition pass law extraordinary session congratulate return dictatorial state reconciliation corrupt ahmed seddik deputy popular front say tunisians forgive add months protest bill amend original draft would also grant amnesty corrupt businessmen stand liable prosecution crimes commit ben ali 24-year rule witness say police beat protesters shout slogans president rule party ennahda nidaa tounes support law opposition long pretext resort unacceptable methods reject democracy sofian toubel lawmaker nidaa tounes say critics so-called economic reconciliation law say step back spirit tunisia 2011 revolution oust ben ali flee weeks protest corruption inequality law advance stage counter-revolution opposition lawmaker ammar amroussia say government officials say law help turn page past improve climate investment give confidence administration officials time come stop isolation officials could contribute build new tunisia say mohamed souf govern nidaa tounes party must reconcile happen south africa rwanda bill propose president beji caid essebsi former ben ali official send parliament 2015. debate postpone criticism original bill benefit business elites tie government wednesday session tensions flare rule coalition opposition lawmakers say supreme judicial council yet give answer consult parliament legality bill despite consensus secular islamist party help country transition toward democracy bill divide tunisians want draw line past say must deal past graft since 2011 uprise tunisia hold western partner model democracy region economic progress lag though corruption remain major problem north african state tunisia parliament approve controversial amnesty ben ali-era corruption