Race Or Mongrel: A Theory That The Fall Of Nations Is Due To Intermarriage With Alien Stocks - Hardcoverby Alfred Paul Karl Eduard Schultz (Author) ""Race or Mongrel"" is a book written by Alfred Paul Karl Eduard Schultz that discusses the theory that the decline of nations is caused by intermarriage with foreign races. The author argues that the mixing of different races leads to a deterioration of the genetic pool and ultimately results in the downfall of civilizations. Schultz examines historical examples of intermarriage and their impact on