13 February 1960,
France conducted the first nuclear test in the Algerian Sahara. The trial was named Gerboise Bleue and resulted in a bomb exploding four times more potent than the Hiroshima nuclear bomb on the territory of its colony. They did not consider that people lived around, especially the people of the Tuaregs. Neither the French Government, nor that of Algeria after independence, cleaned up the area and radiation has caused great damage to this nomad population.
Source:
Jacques Mandelbaum (Le Monde, 10 February 2009).