Isabella (Portuguese: Isabel) was born on 21 February 1397, in Évora. She was daughter of King João I of Portugal and his wife, Philippa of Lancaster . Isabella was the fourth child and only daughter to survive to adulthood. Philippa instilled in all her children, including Isabella, a sense of duty, faith and belief in education. Isabella was an avid reader and was interested in politics. Her father ensured that she was given a good understanding of politics, joining her brothers in their instructions in affairs of state. Isabella became proficient in Latin, French, English and Italian; she was fond of riding and hunting. In 1415, Isabella received an offer of marriage from her cousin, King Henry V of England, an effort to form closer links with Portugal against France. The negotiations failed and Isabella remained unmarried. 1415 was also the year she grieved the death of her mother, with whom she had a close relationship. At the age of 30, Isabella was still unmarrie
Catherine was born circa 1523, in Lambeth. She was one of the daughters of Lord Edmund Howard and his wife, Jocasta “Joyce” Culpeper. Her father’s sister, Elizabeth Howard, was the mother of Anne Boleyn , so Catherine and Anne were cousins. Catherine had an aristocratic pedigree, but her father was not wealthy, being a younger son among 21 children. Joyce Culpeper died circa 1528, when Catherine was aged about 5, so she was sent with some of her siblings to live in the care of her father’s stepmother, Agnes Tilney, Dowager Duchess of Norfolk. Agnes presided over large households at Chesworth House and at Norfolk House, where dozens of attendants, along with her many wards, resided. While sending children to be educated and trained in aristocratic households other than their own was common for centuries among European nobles, supervision at Chesworth House and Norfolk House was apparently very lax. Agnes was often at court and it seems she had little direct involvement in the u