Original sentence: All Party Hurriyat Conference, an organisation that uses moderate means to press for the rights of the Kashmiris, is often considered as the mediator between New Delhi and these "terrorist" groups.India, however, claims that Islamabad supports these groups financially and militarily and, at International conferences, it has often referred to "cross-border terrorism" and alleged they are being carried out by Pakistan.It is the presence of these numerous anti-India  insurgent groups that has compelled New Delhi to deploy more than 400,000 security personnel in Jammu and Kashmir
Edited sentence: All Party Hurriyat Conference, an organisation that uses moderate means to press for the rights of the Kashmiris, is often considered as the mediator between New Delhi and these terrorist groups.India, however, claims that Islamabad supports these groups financially and militarily and, at International conferences, it has often referred to "cross-border terrorism" being carried out by Pakistan.It is the presence of these numerous anti-India Kashmiri insurgent groups that has compelled New Delhi to deploy more than 400,000 security personnel in Jammu and Kashmir