Complex sentence: The rebel forces in the western districts of Jammu organized themselves under the leadership of Sardar Ibrahim, a Muslim Conference leader, and took control of most of the western parts of the State by 22 October.
Split into simpler sentences: The rebel forces in the western districts of Jammu organized under the leadership of Sardar Ibrahim, a Muslim Conference leader. They took control of most of the western parts of the State by 22 October.