Timeline

M306M319M3214M334M349M353M3611M376M382M394M401M4113M422

with a year no year (the millennium or century is known)

1 -- Heresy and before (M30-M31) 15

M30 6
  1. The Thornwings Own chapters c. 842.M30 — 1st Founding — raising of the 20 Legions (late M30)
  2. The Fire-Stokers Own chapters c. 855.M30 — 1st Founding — raising of the 20 Legions (late M30)
  3. The Verdigris Host Own chapters c. 860.M30 — No founding; a sub-host of the III Legion, never disbanded
  4. The Flame-Bearers Own chapters c. 861.M30 — 1st Founding — raising of the 20 Legions (late M30)
  5. The Sons of the Firestone Own chapters c. 868.M30 — 1st Founding — raising of the 20 Legions (late M30)
  6. Order of the Second Forge Own chapters c. 874.M30 — 1st Founding — raising of the 20 Legions (late M30)
M31 9
  1. The Unquenched Own chapters c. 004.M31 — Rubric of Ahriman (fellowship that remained within the Legion)
  2. The Firebrands Own chapters 2nd Founding — division into Chapters (c. 021.M31)At the same time: The Ember Devourers, The Ember Fathers, Die Ritter der Lichtung
  3. The Ember Devourers Own chapters c. 021.M31 — 2nd Founding (early M31)At the same time: The Firebrands, The Ember Fathers, Die Ritter der Lichtung
  4. The Ember Fathers Own chapters 2nd Founding — division into Chapters (c. 021.M31)At the same time: The Firebrands, The Ember Devourers, Die Ritter der Lichtung
  5. Die Ritter der Lichtung Own chapters 2nd Founding — division into Chapters (c. 021.M31)At the same time: The Firebrands, The Ember Devourers, The Ember Fathers
  6. The Lamiae Own chapters c. 240.M31 — Warband under Melampos Callixion, M31 (third century)
  7. The Fire Wardens of Nocturne Own chapters Not recorded (the chroniclers' estimate: c. 540.M31); the Chapter counts its…
  8. Die Haarrisse Own chapters ca. 781.M31 (Abspaltung im Auge des Schreckens)
  9. The Crimson Tide Own chapters c. 950.M31 — 5th Founding (M31)

2 -- The long gap (M31-M41) 54

M32 14
Years 000–099 3
  1. The Stone Wardens Own chapters c. 010.M32 — 3rd Founding (M31 / early M32)
  2. The Crimson Sorcerers Own chapters c. 015.M32 — Early Lost Years (M32–M33)
  3. The Carven Host Own chapters c. 018.M32 — 3rd Founding (M31 / early M32)
Years 100–199 1
  1. The Rictus Choir Own chapters Split in the Legion Wars, c. 140–190.M32 (no formal date)
Years 300–399 1
  1. The Pyre-Marked Own chapters Split during the Legion Wars, c. 300–400.M32At the same time: The Campaign of the Glass Trees (Die Ritter der Lichtung)
Years 400–499 2
  1. The Shrouded Oath Own chapters c. 420.M32 — Legion Wars Era, Eye of Terror (post-M31, temporal marker…
  2. Excipio-Phi-Tau Own chapters c. 480.M32 (raised during the war years M32.4 to M32.8)
Years 500–599 6
  1. Die Aschenschilde von Keraun Own chapters 4th Founding — largest wave since the First (after 546.M32)At the same time: The Ash Sentinels, The Iron Flames, The Inferno Ascendant, The Wyrdwolves
  2. The Ash Sentinels Own chapters 4th Founding — largest wave since the First (after 546.M32)At the same time: Die Aschenschilde von Keraun, The Iron Flames, The Inferno Ascendant, The Wyrdwolves
  3. The Iron Flames Own chapters 4th Founding — largest wave since the First (after 546.M32)At the same time: Die Aschenschilde von Keraun, The Ash Sentinels, The Inferno Ascendant, The Wyrdwolves
  4. The Inferno Ascendant Own chapters 4th Founding — largest wave since the First (after 546.M32)At the same time: Die Aschenschilde von Keraun, The Ash Sentinels, The Iron Flames, The Wyrdwolves
  5. The Wyrdwolves Own chapters 4th Founding — largest wave since the First (after 546.M32)At the same time: Die Aschenschilde von Keraun, The Ash Sentinels, The Iron Flames, The Inferno Ascendant
  6. Die Brüder des Tiefen Herdes Own chapters No regular Founding (like the Deathwatch or Grey Knights) (551.M32)
Years 600–699 1
  1. The Crimson Reapers Own chapters Legion Wars, Eye of Terror, c. 600–800.M32At the same time: The Hunt of Kaer Tollun (Die Ritter der Lichtung), The Legion Wars (The Crimson Reapers)
M33 4
  1. The Fallwings Own chapters Fifth Founding (c. 120.M33)
  2. Die Versiegelten Söhne Own chapters No regular Founding (like the Deathwatch or Grey Knights) (ca. 214.M33)
  3. Excipio-Tau-Sigma Own chapters c. 225.M33 (in the field since M33.2)
  4. The Damned of Fulgrim Own chapters As a warband in 247.M33
M34 9
Years 000–099 1
  1. The Ninefold Walls Own chapters No founding; break on the last night of a siege, 097.M34 (Barrach Vonn)
Years 100–199 1
  1. Vindicor-Alpha-Theta Own chapters c. 130.M34 (raising of the 4th Macroclade of Omega-Threx)
Years 200–299 1
  1. The Nighttrespassers Own chapters 237.M34
Years 400–499 1
  1. Die Feuerlanzen Own chapters 488.M34 — 8th Founding (mid M34)
Years 500–599 1
  1. The Stonebreakers Own chapters c. 506.M34 — Legion Wars in the Eye, c. 3,500 years after the Horus Heresy
Years 600–699 1
  1. The Chain Hunters Own chapters No official founding; name “Chain Hunters” first attested c. 679.M34
Years 800–899 1
  1. The Serpents of Ruin Own chapters c. 820.M34 — No founding; remnant of an Alpha Legion warband, name coined in M34
Years 900–999 2
  1. The Crimson Harvesters Own chapters c. 990.M34 — 9th Founding (between M34 and M35)
  2. Blood Talons Own chapters c. 996.M34 — 9th Founding (between M34 and M35)
M35 3
Years 100–199 1
  1. Expurgis-Zeta-Phi Own chapters 112.M35 (raised M35.112)
Years 500–599 2
  1. The Sanguine Arcana Own chapters c. 500.M35 — 10th Founding — Nova Terra Interregnum (mid M35)At the same time: The Silence Before the Wrath
  2. The Shadow Wings Own chapters c. 520.M35 — 10th Founding — Nova Terra Interregnum (mid M35)
M36 11
Years 000–099 1
  1. The Ironcleavers Own chapters c. 060.M36 — 13th Founding — Dark Founding (early M36)
Years 100–199 3
  1. Obsidio-Tau-Psi Own chapters c. 120.M36 (raised M36.1)
  2. Die Verdurstenden Own chapters 133.M36, Abspaltung unter dem Champion Vhaelor Sund
  3. Vigilus-Kappa-Epsilon Own chapters c. 140.M36 (raising of the 3rd Macroclade of Orlaxen)
Years 200–299 1
  1. Vindicor-Kappa-Delta Own chapters c. 210.M36 (raising of the 4th Macroclade of Estaban III)
Years 300–399 2
  1. The Wind Mourners Own chapters c. 340.M36 — 17th Founding (attested only on Lexicanum)
  2. Der Orden der Heilenden Hand Own chapters 378.M36 (the division into the first orders after the Age of Apostasy)
Years 400–499 3
  1. Die Raben des Morasts Own chapters 412.M36 — 19th Founding (mid M36)
  2. Die Bußmaurer Own chapters Unstated Founding — a dated wave with no official number (ca. 418.M36)
  3. The Flames of the Damned Own chapters c. 480.M36 — 19th Founding (mid M36)
Years 500–599 1
  1. Vindicor-Alpha-Kappa Own chapters c. 560.M36 (raising of the 3rd Macroclade of Ferrovane)
M37 6
Years 300–399 1
  1. The Contrite Masons Own chapters Unstated Founding — a dated wave with no official number (ca. 314.M37)
Years 500–599 1
  1. The Order of the Carried Bones Own chapters 588.M37 — M37–M38 (the Wars of Faith, height of the Age of Redemption)
Years 600–699 1
  1. Der Orden der Geteilten Pein Own chapters 641.M37 — M37–M38 (the Wars of Faith, height of the Age of Redemption)
Years 700–799 1
  1. Die Verstummten Nägel Own chapters ca. 788.M37, Abspaltung unter dem Champion Khorvane Sel
Years 900–999 2
  1. The Order of the Radiant of the Lost Homeland Own chapters c. 940.M37 (M38 (the Wars of Faith, height of the Age of Redemption))
  2. The Grey Hawks Own chapters c. 990.M37 — Unknown; evidence points to late M37 or early M38
M38 2
Years 000–099 1
  1. The Order of the Ring of Penance Own chapters c. 060.M38 (M38 (the Wars of Faith, height of the Age of Redemption))
Years 200–299 1
  1. Excipio-Epsilon-Tau Own chapters c. 220.M38 (raising of the First Macroclade of Tychavar)
M39 4
Years 200–299 1
  1. Die Schuldner der Mauer Own chapters Unstated Founding — a dated wave with no official number (214.M39)
Years 300–399 2
  1. The Order of the Ashen Litany Own chapters c. 300.M39 (M40 (the thinly documented millennia))
  2. Der Orden der Salbung Own chapters ca. 340.M39 — M39–M40 (the thinly documented millennia)
Years 400–499 1
  1. The Weeping Seraphs Own chapters 412.M39 — 24th Founding (c. M39)
M40 1
Years 900–999 1
  1. Der Orden vom Bewahrten Licht Own chapters ca. 950.M40 — M39–M40 (the thinly documented millennia)

3 -- M41 13

M41 13
Years 000–099 1
  1. Hooded Seers Own chapters Unstated Founding — a dated wave with no official number (091.M41)
Years 300–399 1
  1. Order of the Iron Veins Own chapters c. 390.M41 — Self-constituted, later ratified (like the Sons of Medusa)At the same time: The Iron Cage Recalibration (The Ember Fathers), The Damnation of Issakor (The Damned of Fulgrim)
Years 700–799 2
  1. Die Grubenraben Own chapters Self-constituted, later ratified (like the Sons of Medusa) (714.M41)At the same time: The Greetings of the Colours (The Damned of Fulgrim), Die Flutung des Kerrin-Gangs (Die Grubenraben)
  2. Speculor-Iota-Sigma Own chapters before 744.M41 (earliest recorded campaign: Corvast Minor; raising date not…At the same time: The Greetings of the Colours (The Damned of Fulgrim), The Burning of Kell Spire (Hooded Seers), The Siege of Myre Deep (The Contrite Masons), Die Bergung von Carrowind (Die Bußmaurer) and 1 more
Years 800–899 2
  1. The Order of the Glowing Roses Own chapters c. 806.M41 (before the Great Rift)
  2. The Order of the Protective Fire of Saint Petronella Own chapters c. 883.M41 (before the Great Rift)At the same time: No One Leaves Hungry
Years 900–999 7
  1. Order of the Golden Silence Own chapters c. 921.M41 (before the Great Rift)At the same time: No One Leaves Hungry
  2. Order of the Radiant Chalices Own chapters c. 954.M41 (before the Great Rift)At the same time: A Count Begun, 38. Tessmarker Schützenregiment, Westerhall
  3. The Fleshrenders Own chapters c. 990.M41 — Warband under Vex Murthax, late M41 (no chapter founding)At the same time: The Third Return to Varr Keldane (The Carven Host)
  4. The Ash Guard Own chapters Ultima Founding — Primaris raising (c. 999.M41)At the same time: The Raid on Castellan Voss (The Fleshrenders), The Orkk War (The Fleshrenders), The Halrik Gate (331st Cadian Shock Troops), The Black Legion Attack (The Fleshrenders) and 7 more
  5. The Inferno Breakers Own chapters Ultima Founding — Primaris raising (c. 999.M41)At the same time: The Raid on Castellan Voss (The Fleshrenders), The Orkk War (The Fleshrenders), The Halrik Gate (331st Cadian Shock Troops), The Black Legion Attack (The Fleshrenders) and 7 more
  6. The Stonehelms Own chapters Ultima Founding — Primaris raising (c. 999.M41)At the same time: The Raid on Castellan Voss (The Fleshrenders), The Orkk War (The Fleshrenders), The Halrik Gate (331st Cadian Shock Troops), The Black Legion Attack (The Fleshrenders) and 7 more
  7. Keeper's of the Codex Own chapters Ultima Founding — Primaris raising (c. 999.M41)At the same time: The Raid on Castellan Voss (The Fleshrenders), The Orkk War (The Fleshrenders), The Halrik Gate (331st Cadian Shock Troops), The Black Legion Attack (The Fleshrenders) and 7 more

4 -- After the Great Rift (M42) 2

M42 2
Years 000–099 2
  1. The Remitters Own chapters c. 001.M42 (tasked after the Fall of Cadia) — A warband within the Black Legion…At the same time: The Rift of the Great Cross (The Ember Fathers), The First Night of Ederhaven (331st Cadian Shock Troops), Assembly Area, The Campaign of the Great Rift (The Nighttrespassers) and 4 more
  2. The Witnesses of the Wound Own chapters c. 002.M42 — A splinter of the Word Bearers company 'the Lost' under Dark…At the same time: The Rift of the Great Cross (The Ember Fathers), The Campaign of the Great Rift (The Nighttrespassers), Siege of Chainhold Thirty-Seven (The Fire Wardens of Nocturne), The Chamber of Shame and 6 more

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