Conquest Hospital is a National Health Service hospital in St. Leonards-on-Sea near the borough of Hastings in East Sussex, England. When Conquest Hospital opened in 1992 it was part of Hastings and Rother NHS Trust which, in 2002, merged with Eastbourne Hospitals NHS Trust to form East Sussex Hospitals NHS Trust. Then in 2012 East Sussex Hospitals NHS Trust integrated with Community Services in East Sussex to form East Sussex Healthcare NHS Trust.