In order to accommodate the massive numbers of casualties in World War I, numerous buildings were requisitioned as military hospitals, including mansion houses and casinos. One of the most elaborate hospitals was the Royal Pavilion in Brighton, which opened its doors to hundreds of wounded Indian troops returning from the battlefields in France.
Image reprinted with the kind permission of the Wellcome Collection, Reference: Wellcome Library no. 36110i
https://wellcomecollection.org/articles/military-medicine/?image=4