Question: What nationality is Horace Seymour's father?

Knowledge 1: Horace Seymour
Colonel Sir Horace Beauchamp Seymour KCH (22 November 1791 – 23 November 1851) was a Peelite Member of Parliament for Lisburn 1819–26, Orford (1820), Bodmin (1826–32), Midhurst (1841–45), Antrim (1845–47), and Lisburn 1847–51.He was an ancestor of Diana, Princess of Wales.Horace Seymour was the son of Admiral Lord Hugh Seymour (son of Francis Seymour-Conway, 1st Marquess of Hertford) and Lady Anne Horatia Waldegrave.He married, firstly, Elizabeth Malet Palk, daughter of Sir Lawrence Palk, 2nd Baronet and granddaughter of Sir Robert Palk, on 15 May 1818.He married, secondly, Frances Selina Isabella Poyntz, daughter of William Stephen Poyntz and Hon.Elizabeth Mary Browne, in July 1835.By his first wife he had three children; [SEP] Knowledge 2: Lord Hugh Seymour
Vice-Admiral Lord Hugh Seymour (29 April 1759 – 11 September 1801) was a senior British Royal Navy officer of the late 18th century who was the fifth son of Francis Seymour-Conway, 1st Marquess of Hertford and became known for being both a prominent society figure and a highly competent naval officer.He served during the American Revolutionary and French Revolutionary Wars and later in his career performed a period of shore duty on the Admiralty board.Seymour maintained a reputation as a courageous and innovative officer: he was awarded a commemorative medal for his actions at the battle of the Glorious First of June and is credited with introducing epaulettes to Royal Navy uniforms as a method of indicating rank to non-English speaking allies.In his youth he formed close personal friendships with fellow officer John Willett Payne and George, Prince of Wales, through association with whom he gained a reputation as a rake.His marriage in 1785, made at the insistence of his family as an antidote to his dissolution, was brought about through royal connections and proved very successful.During his lifetime he also held several seats as a member of parliament in the Parliament of Great Britain, although he did not pursue an active political career.
Knowledge 1: Horace Seymour
Colonel Sir Horace Beauchamp Seymour KCH (22 November 1791 – 23 November 1851) was a Peelite Member of Parliament for Lisburn 1819–26, Orford (1820), Bodmin (1826–32), Midhurst (1841–45), Antrim (1845–47), and Lisburn 1847–51.He was an ancestor of Diana, Princess of Wales.Horace Seymour was the son of Admiral Lord Hugh Seymour (son of Francis Seymour-Conway, 1st Marquess of Hertford) and Lady Anne Horatia Waldegrave.He married, firstly, Elizabeth Malet Palk, daughter of Sir Lawrence Palk, 2nd Baronet and granddaughter of Sir Robert Palk, on 15 May 1818.He married, secondly, Frances Selina Isabella Poyntz, daughter of William Stephen Poyntz and Hon.Elizabeth Mary Browne, in July 1835.By his first wife he had three children; [SEP] Knowledge 2: Isabella Cecil, Marchioness of Exeter
Isabella Cecil, Marchioness of Exeter( 6 March 1803 – 6 March 1879), formerly Isabella Poyntz, was the wife of Brownlow Cecil, 2nd Marquess of Exeter, and the mother of the 3rd Marquess.She was the daughter of William Stephen Poyntz, a Liberal MP, and his wife, the former Hon. Elizabeth Mary Browne.Isabella's sister, Elizabeth Georgina Poyntz, married Frederick Spencer, 4th Earl Spencer.Another sister, Frances Selina Isabella Poyntz, married Robert Cotton St. John Trefusis, 18th Baron Clinton, and, on his death, married Sir Horace Seymour, MP.Two of their brothers were drowned in an accident in a boating accident in 1815.The Poyntz family had homes at Midgham House in Berkshire and Cowdray Park in West Sussex.Isabella married the marquess in London on 12 May 1824.Their children were:The marquess died in 1867.Isabella died in 1879, aged 76, and was buried with her husband in the Cecil family chapel at St Martin's Church, Stamford.
Knowledge 1: Lord Hugh Seymour
Vice-Admiral Lord Hugh Seymour (29 April 1759 – 11 September 1801) was a senior British Royal Navy officer of the late 18th century who was the fifth son of Francis Seymour-Conway, 1st Marquess of Hertford and became known for being both a prominent society figure and a highly competent naval officer.He served during the American Revolutionary and French Revolutionary Wars and later in his career performed a period of shore duty on the Admiralty board.Seymour maintained a reputation as a courageous and innovative officer: he was awarded a commemorative medal for his actions at the battle of the Glorious First of June and is credited with introducing epaulettes to Royal Navy uniforms as a method of indicating rank to non-English speaking allies.In his youth he formed close personal friendships with fellow officer John Willett Payne and George, Prince of Wales, through association with whom he gained a reputation as a rake.His marriage in 1785, made at the insistence of his family as an antidote to his dissolution, was brought about through royal connections and proved very successful.During his lifetime he also held several seats as a member of parliament in the Parliament of Great Britain, although he did not pursue an active political career. [SEP] Knowledge 2: Isabella Cecil, Marchioness of Exeter
Isabella Cecil, Marchioness of Exeter( 6 March 1803 – 6 March 1879), formerly Isabella Poyntz, was the wife of Brownlow Cecil, 2nd Marquess of Exeter, and the mother of the 3rd Marquess.She was the daughter of William Stephen Poyntz, a Liberal MP, and his wife, the former Hon. Elizabeth Mary Browne.Isabella's sister, Elizabeth Georgina Poyntz, married Frederick Spencer, 4th Earl Spencer.Another sister, Frances Selina Isabella Poyntz, married Robert Cotton St. John Trefusis, 18th Baron Clinton, and, on his death, married Sir Horace Seymour, MP.Two of their brothers were drowned in an accident in a boating accident in 1815.The Poyntz family had homes at Midgham House in Berkshire and Cowdray Park in West Sussex.Isabella married the marquess in London on 12 May 1824.Their children were:The marquess died in 1867.Isabella died in 1879, aged 76, and was buried with her husband in the Cecil family chapel at St Martin's Church, Stamford.

Answer: Great Britain