Complex sentence: Following this incident, Sharif tried to intervene in this matter and tried to stop the Army's support to Taliban, however, then-Chief of Army Staff General Pervez Musharraf had stopped Sharif and called Taliban as Pakistan's most valuable assets.
Split into simpler sentences: Following this incident, Sharif tried to intervene in this matter and tried to stop the Army's support to Taliban. However, then-Chief of Army Staff General Pervez Musharraf had stopped Sharif and called Taliban as Pakistan's most valuable assets.