Arguments used in defending against a criminal would be 1) Infancy 2) Duress 3) XYY chromosome (makes men men aggressive), 4) Necessity, and 5) Entrapment (forced to commit a crime).
Industrialism had widened the technological gap between Africa and the West and industrialism led for a greater need for a secure and steady supply of raw materials, which Africa had in abundance, and for an increased desire for markets for the abundance of goods supplied.
The answer is: No, it isn't