2645
Puppeteers and their worlds flee the galactic-core explosion
2650–51
Human slaves rebel; New Terra (was Nature Preserve Four) goes free
2659
Puppeteer effort to reclaim New Terra fails
2675
The Pak War
2780–81
The Gw’oth War
2783
Isolationist New Terran regime veers away from the Fleet of Worlds
2850–52
Ringworld discovered; first expedition to the Ringworld
2878–93
Second expedition to the Ringworld; explorers all stranded
?–2893
War among many spacefaring species for control of the Ringworld
(Dates follow Earth’s calendar and reflect Earth’s frame of reference. During much of this era, New Terra and the Fleet of Worlds traveled fast enough relative to Earth to experience significant relativistic time dilation.)