Charles Frank Ross "Johnny" Young (September 1, 1931 – March 7, 1990) was a businessperson and political figure on Prince Edward Island.
 He represented 1st Kings in the Legislative Assembly of Prince Edward Island from 1978 to 1990 as a Liberal.
The Carabiniers (6th Dragoon Guards) was a cavalry regiment of the British Army.
 It was formed in 1685 as the Lord Lumley's Regiment of Horse.
 It was renamed as His Majesty's 1st Regiment of Carabiniers in 1740, the 3rd Regiment of Horse (Carabiniers) in 1756 and the 6th Regiment of Dragoon Guards in 1788.
 After two centuries of service, including the First World War, the regiment was amalgamated with the 3rd Dragoon Guards (Prince of Wales's) to form the 3rd/6th Dragoon Guards in 1922.
John Collier Underhay (15 January 1829 – 23 October 1919) was a farmer, land surveyor and political figure in Prince Edward Island.
 He represented 1st Kings from 1879 to 1882 and 2nd Kings from 1886 to 1893 in the Legislative Assembly of Prince Edward Island as a Liberal and then a Conservative member.
Emmanuel McEachern (c.1816 – November 5, 1875) was a farmer and political figure on Prince Edward Island.
 He represented 1st Kings in the Legislative Assembly of Prince Edward Island in 1854, from 1866 to 1867, from 1870 to 1872 and from 1873 to 1875 as a Conservative.
John Robert McLean (January 1, 1906 – October 9, 1964) was a merchant and political figure on Prince Edward Island.
 He represented 1st Kings in the Legislative Assembly of Prince Edward Island from 1940 to 1943, from 1947 to 1951 and from 1959 to 1964 as a Progressive Conservative.
The 1st King's Dragoon Guards was a cavalry regiment in the British Army.
 The regiment was raised by Sir John Lanier in 1685 as the 2nd Queen's Regiment of Horse, named in honour of Queen Mary, consort of King James II.
 It was renamed the 2nd King's Own Regiment of Horse in 1714 in honour of George I.
 The regiment attained the title 1st King's Dragoon Guards in 1751.
 The regiment served as horse cavalry until 1937 when it was mechanised with light tanks.
 The regiment became part of the Royal Armoured Corps in 1939.
 After service in the First World War and the Second World War, the regiment amalgamated with the 2nd Dragoon Guards (Queen's Bays) in 1959 to form the 1st The Queen's Dragoon Guards.
Augustine Adolphus MacDonald, OC (February 7, 1876 – February 14, 1970) was a physician and political figure on Prince Edward Island.
 He represented 1st Kings in the Legislative Assembly of Prince Edward Island as a Conservative from 1915 to 1919 and from 1923 to 1935.
Souris-Elmira is a provincial electoral district for the Legislative Assembly of Prince Edward Island, Canada.
 The riding was created for the 1996 election from 1st Kings and a small part of 5th Kings and 2nd Kings.
Thomas Joseph Kickham (March 11, 1901 – December 1, 1974) was a farmer, trader and political figure on Prince Edward Island.
 He represented 1st Kings in the Legislative Assembly of Prince Edward Island from 1943 to 1949 and King's in the Canadian House of Commons from 1949 to 1957 as a Liberal.
 Kickham sat for Cardigan division in the Senate of Canada from 1966 to 1974.
James II and VII (14 October 1633 – 16 September 1701) was King of England and Ireland as James II and King of Scotland as James VII, from 6 February 1685 until he was deposed in the Glorious Revolution of 1688.
 He was the last Roman Catholic monarch of England, Scotland and Ireland.

Question: Who was the monarch during the time appointment of the 1st Kings Dragoon Guard?
Answer: James II and VII (14 October 1633 – 16 September 1701)