One of the most prominent civil rights figures in history, Frederick Douglass escaped from slavery and spent his life advocating for social justice, holding a place within the ranks of such prominent figures as President Lincoln, William Lloyd Garrison, Harriet Tubman and Susan B. Anthony.orn into slavery in Bay-side Talbot County, Maryland in 1818, Douglass, born Frederick Augustus Washington Bailey, was the son of Harriet Bailey and a white man. Separated from his mother as an infant, he lived with his maternal grandmother Betty Bailey until the age of seven.
If she had a blow to the head, she could have had bleeding into the brain or a hemorrhage in the brain that would cause blood to come out of her nose and mouth upon death, especially if she was on blood thinners. Another cause would be a massive heart attack.
Sudden death points towards heart attack or you may have some other evidence of heart attack but in all probability it was accompanied by rupture of aneurysm or bleeding in the brain which often manifests as nose bleed. There is enough pointers to the brain cause either alone or with heart attack.