Complex sentence: Historians have noted the leaders among the nobility and gentry in the Lincolnshire Rising and the Pilgrimage of Grace and tend to argue that the Risings gained legitimacy only through the involvement of the northern nobility and gentlemen, such as Lord Darcy, Lord Hussey and Robert Aske.
Split into simpler sentences: Historians have noted the leaders among the nobility and gentry in the Lincolnshire Rising and the Pilgrimage of Grace. These historians tend to argue that the Risings gained legitimacy only through the involvement of the Northern nobility and gentlemen, such as Lord Darcy, Lord Hussey and Robert Aske.