sentences:  After Debonnaire's death in 1833, Hesketh-Fleetwood immersed himself in his development plans.Southport, a town he owned much of, was becoming a popular sea bathing resort, and Hesketh-Fleetwood organised the construction of a promenade.He was becoming concerned over delays on the part of the Railway and Port Company and decided to get on with building Fleetwood.