Chairman Sayed Salahuddin (R) with bodyguard ISLAMABAD, April 23 (Reuters) - The commander of Kashmir's largest militant group said on Sunday Pakistan had caused "irreparable damage" to the Kashmiri fighters' cause by pursuing peace without winning more concessions from India. Sayed Salahuddin, the leader of Hizb-ul-Mujahideen and chairman of the United Jihad Council grouping a dozen Kashmiri militant organisations, staged a protest last month over Pakistan's strategy in the peace process begun in early 2004. "One-sided pragmatism and confidence building measures, which are not reciprocated by the Indian side, have caused irreparable damage to the ongoing freedom struggle in...