Hugo Pratt origin, his maternal grandfather was of Marrano (Jewish) descent, and his grandmother was of Turkish origin. He was also related to actor Boris Karloff (né William Henry Pratt). In 1937, Pratt moved with his mother to Abyssinia (Ethiopia), joining his father who was working there following the conquest of that country by Benito Mussolini's Italy. Pratt's father, a professional Italian soldier, was captured in 1941 by British troops and in late 1942, died from disease as a prisoner of war. The same year, Hugo Pratt and his mother were interned in a prison camp at Dirédaoua, where he would buy
Phineas Pratt wrote an account of the early days of the Wessagusett colony as part of a petition to the General Court of Massachusetts for "First Comer" status, which he was granted. Phineas Pratt was born in London, Middesex, England around 1593. He was the son of the Reverend Henry Pratt and his wife Mary. Henry Pratt was a Puritan Nonconformist minister who was imprisoned in England for preaching the gospel contrary to the rule of the Church of England. Family legend has it that Henry communicated with his family by writing letters penned in his own blood. According to the book