English: An instrumental recording of "La Tchadienne" (English: "Song of the Chadian"), the national anthem of Chad, performed by the United States Navy Band's "Ceremonial Band" circa May 1990.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.