Complex sentence: The Royal Guard maintained neutrality during the battle under Kalākaua's orders not to fire unless the rebels tried to enter the palace, members of the Honolulu Rifles felt this to be an act of collaboration.
Split into simpler sentences: The Royal Guard at the palace maintained neutrality during the battle under Kalākaua's orders not to fire unless the rebels tried to enter the palace. Members of the Honolulu Rifles felt this to be an act of collaboration.