Not a fifth lens, but the point the whole engine exists to make: historians describe the same country differently because they weigh its causes differently.
The sharpest dispute concerns the Black Decade of the 1990s: the qui-tue-qui (“who kills whom”) question. The consensus account attributes the era’s massacres chiefly to Islamist insurgents responding to the army’s cancellation of elections their party was set to win; the revisionist reading, associated with Hugh Roberts and Luis Martinez, argues the security state bears far greater, systematically underacknowledged responsibility, including possible complicity in specific massacres. Both readings accept the same death toll and the same broad chronology; they diverge entirely on who pulled the trigger and why — and neither side treats the question as settled.
The violence of the War of Independence itself is read differently by weight rather than by fact. The consensus and cultural perspectives generally treat French colonial violence — mass internment, torture, the destruction of villages — and FLN violence, including attacks on civilians and the elimination of rival nationalists, as morally distinct because of the underlying colonial asymmetry: one side was fighting to keep a subject population without political rights, the other to end that condition. The revisionist and economic perspectives are more inclined to weigh both sides’ methods on a single scale, asking what each contributed to the war’s actual toll and to the authoritarian habits that followed it, rather than assigning moral priority by cause. The underlying facts of the war are not disputed; how evenly to weigh its violence is.
All four perspectives agree that 132 years of settler colonialism reorganised Algerian land, identity, and political life so thoroughly that nothing after 1962 can be understood without it. They part sharply, however, on what came next: whether the FLN’s post-independence one-party authoritarianism was a continuation of the revolutionary movement’s own wartime logic, already visible before independence in its suppression of nationalist rivals — the revisionist and consensus-backbone view — or a betrayal of a more plural, more democratic promise the revolution once carried, a reading with real currency among Algerians who trace today’s Hirak protest movement back to that broken promise.
Reference status: every work cited has been independently verified via publisher catalogue pages or, where a publisher’s own page was unavailable (post-Bloomsbury I.B. Tauris-style cases did not arise here, but the same fallback standard applies), a legitimate Internet Archive listing — Benjamin Stora, Algeria, 1830–2000: A Short History (2001, Cornell University Press); James McDougall, A History of Algeria (2017, Cambridge University Press) and History and the Culture of Nationalism in Algeria (2006, Cambridge University Press); Alistair Horne, A Savage War of Peace: Algeria 1954–1962 (1977; NYRB Classics ed. 2006); Hugh Roberts, The Battlefield: Algeria 1988–2002 (2003, Verso) and Berber Government: The Kabyle Polity in Pre-Colonial Algeria (2014, Internet Archive listing used as the publisher’s own page was unavailable); Luis Martinez, The Algerian Civil War, 1990–1998 (2000, Columbia University Press); John Ruedy, Modern Algeria: The Origins and Development of a Nation (2nd ed., 2005, Indiana University Press); Martin Evans & John Phillips, Algeria: Anger of the Dispossessed (2007, Yale University Press). The “qui-tue-qui” (who kills whom) thesis on the 1990s civil war and the constructivist reading of Algerian national origins are both presented here as genuinely contested scholarly arguments, not as established fact. The endpoint section’s 2024–2026 facts — Tebboune’s 7 September 2024 re-election (initial ~95% announcement, certified 84.3% result, disputed 46.1%-official/~23%-independent turnout), the 2025–2026 U.S.-mediated Algeria–Morocco reconciliation effort under Massad Boulos and Steve Witkoff, and Sonatrach’s 2 July 2026 first LNG cargo to Germany and 17 July 2026 VNG pipeline-supply agreement — have all been independently verified via WebSearch against current reporting, with sources cited inline above.