Lili Marleen was a popular song during world war II. The words were written as a love scene by Hans Leip, a school teacher in Germany in 1915. The words were published as a poem in 1937. They were set into music by Norbert Schultze in German in 1938. It was recorded in English in 1942 (https://en.wikipedia.org/wiki/Lili_Marleen).
The story of Lili Marleen in a movie:
https://en.wikipedia.org/wiki/File:The_True_Story_of_Lili_Marlene_(1944).webm
Lyrics in German and English:
https://lrdg.hegewisch.net/lrdglilimarlene.html
Lili Marleen sung by Marlene Dietrich, a famous German-American actress
(https://en.wikipedia.org/wiki/Marlene_Dietrich
with lyrics in German (Marleen Dietrich, the first name was misspelled):
https://www.youtube.com/watch?v=2jlT_Jb2efU
in English:
https://www.youtube.com/watch?v=5M7kyr1jYks
CD: