Panama
"Himno Istemño" (Isthmus Hymn)

Words by: Jerónimo de la Ossa
Music by: Santos A. Jorge
Adopted: 1925

Panama is an isthmus (a narrow strip of land enclosed by water on two sides), and it's anthem is entitled, appropriately, "Himno Istemño". The anthem was first performed by citizens in the streets on the day of independence in 1903, and was fully adopted as an anthem in 1925.