Complex sentence: Instead, Cadwalader delivered a response which was read to the court, which explained that he was acting under orders from President Lincoln, who had delegated authority to the military to suspend habeas corpus.
Split into simpler sentences: Instead, Cadwalader delivered a response which was read to the court. Cadwalader's response explained that he was acting under orders from President Lincoln, who had delegated authority to the military to suspend habeas corpus.