Constantine was with his father when he died in , but neither had spent much time in Britain.
In February 1884, Leopold went to on doctor's orders: joint pain is a common symptom of haemophilia and the winter climate in the United Kingdom was always difficult for him.
The precise legal nature of the relationship between Helena and is also unknown.
Insisting that the children of British monarchs should marry into other reigning families, Victoria suggested a meeting with , the daughter of , reigning Prince of , one of whose daughters had already married.
On 27 April 1882, Leopold and Helen were married at at , and his income was raised by parliament to £25,000.
He was also tutored by and for two years before that, by a young Eton master called Mr.