The National Conference walked out of the Jammu and Kashmir Assembly on Tuesday alleging harassment of people in the Kashmir Valley ahead of Republic Day celebrations.As soon as the day's proceedings started, party leader Ali Muhammad Sagar, a Srinagar MLA, said the valley had "turned into a prison and people are being harassed"."They are not allowed to come out of their homes," he alleged, referring to heavy security deployment days before January 26.The National Conference legislators then walked out of the House in protest.Congress MLAs also protested in the House over recent civilian killings on the LoC and international border, alleging that the government had failed to protect common people. They raised slogans against Pakistan before walking out.