

The "wonderful year" referenced in the first verse is 1759–1760, during which British forces were victorious in several significant battles: the Battle of Minden on 1 August 1759, the Battle of Lagos on 19 August 1759, the Battle of the Plains of Abraham (outside Quebec City) on 13 September 1759 and the Battle of Quiberon Bay on 20 November 1759, foiling a French invasion project. It first saw the light of day on New Year's Eve 1759 sung by Samuel Thomas Champnes, grandson of John Weldon, in Garrick's pantomime "Harlequin's Invasion", at the Theatre Royal, Drury Lane. "Heart of Oak" was originally written as an opera.

William Boyce, and the words were written by the 18th-century English actor David Garrick. It was the official march of the Royal Australian Navy, and has been replaced by the new march, "Royal Australian Navy". It is also the official march of several Commonwealth navies including the Royal Canadian Navy and the Royal New Zealand Navy.

" Heart of Oak" is the official march of the Royal Navy of the United Kingdom. Heart of Oak, by Cecilian Male Quartet, Canada 1915
