History

This section deals with the alternate history of the Traveller universes. Where versions of Traveller differ from the time line, this is noted. This view is human centric, as almost all characters are assumed to be human. Dates are given using the Third Imperium dating system unless otherwise noted. See Date Conversion

Ancient Times

• -310,000 to -290,000 - Ancient civilization period. Human stock transplanted
• During this time the Ancients create a multiworld rosette at Tireen (Knaeleng 2910), in the Vargr extents, an unfinished ringworld at Leenitakot (Hinterworlds 1432), and an incomplete sphereworld at Sphere (Nooq 3201) which is home to the Inheritors.

Pre Imperium

• -10,011 (4,547 PI) - First Vilani space exploration
• -9235 (3,955 PI) - Vilani discover jump drive
• -7980 - First Zhodani space exploration
• -6731 (1.1 Zhodani) - Zhodani dating begins with first Psionic Games
• -5415 - (581.3 Zhodani) Zhodani discover jump drive
• -5400 (1,032 PI) - Vilani start Consolidation Wars
• -4698 - Hiver discover jump drive
• -4142 - K'kree discover jump drive

First Imperium

• -4045 (1 VI) - Vilani Consolidation Wars end. Ziru Sirka founded.
• -4000 (1211.1 Zhodani) - First Zhodani Core Expedition
• -4000 (35 VI) - Vilani stop exploration.
• -3810 - Vargr discover jump drive (jump-1)
• -2555 (AD 1961) - First manned space flight on Terra
• -2530 - Vargr discover rosette at Tireen
• -2499 (AD 2024) - Treaty of New York (widely considered de facto start of Terran Confederation)
• -2431 (AD 2087) - Solomani discover jump drive
• -2422 (AD 2097) - First contact between Vilani and Solomani at Barnard's Star
• -2404 (AD 2114) - First Interstellar War starts
• -2400 (1249 VI, AD 2122) - First Interstellar War ends
• -2398 (AD 2124) - United Nations on Terra changes its name to Terran Confederation; Terrans develop jump-2

Second Imperium

• -2204 (AD 2314) - Rule of Man begins
• -2136 - First Aslan space exploration
• -2029 to -2013 Hiver-K'kree War
• -1999 - Aslan discover Jump Drive
• -1776 - (AD 2742) Collapse of Rule of Man; Long Night begins
• -650 - Sylean Federation founded on Sylea

Third Imperium

• 0 - Third Imperium established (T4 Setting)
• 420 - First Survey of Imperium completed
• 589-604 - First Frontier War
• 615-620 - Second Frontier War
• 704 (AD 5222) - Solomani Autonomous Region Created
• 750 - Seventh Zhodani Core Expedition
• 871 - (AD 5389) - Solomani Confederation established
• 979-986 - Third Frontier War
• 990 - (AD 5508) - Solomani Rim War begins
• 1002 (AD 5520) - Siege of Terra. End of Solomani Rim War
• 1065 - Second Survey of Imperium completed
• 1082-1084 - False War (Fourth Frontier War)
• 1105 (Mongoose Traveller setting)
• 1107-1110 - Fifth Frontier War (CT Setting)
• 1116 - Strephon murdered by Dulinor. Start of Rebellion (MT Setting)
• 1130 - Collapse of the Third Imperium.

Post Third Imperium

• 1200 - Reformation Coalition Established (TNE Setting)
• 1221 - Foundation of the Fourth Imperium