Complex sentence: A year later, under Admiral James Somerville, she was involved at the action off Cape Spartivento on 27 November 1940, and for the next two years she was employed heavily in the Mediterranean, being involved in several major actions as well as several minor engagements.
Split into simpler sentences: A year later, under Admiral James Somerville, she was involved at the action off Cape Spartivento on 27 November 1940. For the next two years she was employed heavily in the Mediterranean and was involved in several major actions as well as several minor engagements.