The Battle of Algiers stemmed from the Soummam strategy. [causal]
At the same time, however, over the short term the military analysis derived at Soummam was to lead the F.L.N. into its worst strategical error of the war, and to a very nearly catastrophic defeat: the Battle of Algiers.
Horne, Alistair, A Savage War of Peace- Alge…, loc. 452