Every film score was written in 1916
I recently saw a speech given by a Berklee College of Music professor about scoring for film. He spoke about how nearly all modern film scores are an off-shoot of The Planets, written between 1914 and 1916 by English composer Gustav Holst. I looked it up, and I was quite surprised at how much of modern film scores is contained in this early 20th century classical piece.
Now, think of say, Star Wars or Jaws for example, and watch this video which is an excerpt from The Planets:
Here is what Wikipedia says about The Planets:
"The Planets, Op. 32, is a seven-movement orchestral suite by the English composer Gustav Holst, written between 1914 and 1916. Each movement of the suite is named after a planet of the Solar System and its corresponding astrological character as defined by Holst. With the exception of Earth, which is not observed in astrological practice, all the planets are represented"