Complex sentence: The Normans crossed to England a few days after Harold's victory over the Norwegians, following the dispersal of Harold's naval force, and landed at Pevensey in Sussex on 28 September.
Split into simpler sentences: The Normans crossed to England a few days after Harold's victory over the Norwegians, following the dispersal of Harold's naval force. They landed at Pevensey in Sussex on 28 September.