sentences:  Fears grew about the threat of French raids across England from the 1380s onward.The citizens of Norwich were particularly concerned about the potential of a French raid on the city, drawing parallels between the position of Norwich and the experience of Southampton, another trading city that had been devastated by a French attack in 1338.This threat, combined with the recent events of the Peasant Revolt of 1381 when the rebels had looted the city, encouraged the local government to improve the city's defences.