6. a small strip of coloured cloth signifying membership of an order or award of military decoration, prize, or other distinction. 7. a small, usually looped, strip of coloured cloth worn to signify support for a charity or cause: a red AIDS ribbon.
The books burned were Jewish, Marxist, Bolshevik, or other disreputable or non-German books. These included the works of Heinrich Heine, Sigmund Freud, Thomas Mann, Erich Maria Remarque, Albert Einstein, Walter Benjamin, Karl Marx, Jack London and Margaret Sanger.
Book burning has a long and dark history. Book burning refers to the ritual destruction by fire of books or other written materials. Usually carried out in a public context, the burning of books represents an element of censorship and usually proceeds from a cultural, religious, or political opposition to the materials in question. The burning of books under the Nazi regime on May 10, 1933, is perhaps the most famous book burning in history. A Nineteenth-Century Precedent