Hundreds rallied in Islamabad on Wednesday against the visit of Union Home Minister Rajnath Singh. Hizb-ul-Mujahideen leader Salahuddin was seen at the rally.
Some 2,000 chanted slogans against India.
Mr. Singh is due to arrive in Islamabad later on Wednesday to attend a SAARC meeting.
The rally was organised by the All-Parties Hurriyat Conference, which consists of social, religious and political groups.