A Nation Once Again was voted the world's most popular song according to a BBC World Service global poll of listeners, ahead of "Vande Mataram", the national song of India. Davis copied the melody for the chorus from the second movement of Mozart's clarinet concerto. The lyrics use a simple ABABCDCD rhyme scheme, with verses of eight lines, and alternating lines of iambic tetrameter and iambic trimeter. Davis describes how he learned of ancient fighters for freedom as a boy — the three hundred Spartans who fought at the Battle of Thermopylae. The "three men" may refer to Horatius Cocles and his two companions
I Vow to Thee, My Country I __ vow to thee, my coun -- try, all earth -- ly things a -- bove }</score> The hymn as printed in "Songs of Praise" (1925) consisted only of the two verses of the 1918 version, credited "Words: Cecil Spring-Rice, 1918; Music: Thaxted", as follows: <poem style="margin-left: 2em;"> I vow to thee, my country, all earthly things above, Entire and whole and perfect, the service of my love; The love that asks no question, the love that stands the test, That lays upon the altar the dearest and the best; The love that never falters, the love that pays