Complex sentence: Later historians have accepted that Bellingham's hasty trial and execution were travesties of justice; the possibility that he was acting within a conspiracy, on behalf a consortium of Liverpool traders hostile to Perceval's economic policies, has been examined in a 2012 study.
Split into simpler sentences: Later historians have accepted that Bellingham's hasty trial and execution were travesties of justice. The possibility that he was acting within a conspiracy, on behalf a consortium of Liverpool traders hostile to Perceval's economic policies, is the subject of a 2012 study.