2371 - 2380

Please Note: To view the entire, canon timeline of the Star Trek Universe please visit Memory Alpha.

2371

• The Voyager Disappearance: The U.S.S. Voyager launches from Utopia Planitia under Kathryn Janeway and vanishes in the Badlands, having been transported to the Delta Quadrant and later establishes first contact with the Ocampa, Talaxians, and Kazon factions.
• The Amargosa Incident: Dr. Tolian Soran destroys the Amargosa star to redirect the reality-altering Nexus energy ribbon. Soran's plot fails on Veridian III, but a D12 Bird-of-Prey causes the Enterprise-D to crash.
• Alpha Quadrant Infiltration: The Founders successfully infiltrate major Alpha Quadrant powers, while the Bajoran-Cardassian Treaty is signed.

2372

• Abandonment of Empok Nor: The Cardassian Union surrenders control of the Trivas system, leaving behind the Empok Nor station.
• Klingon-Cardassian War: Duped by Changeling infiltrators, Chancellor Gowron launches a massive, unprovoked invasion of Cardassian space. Starfleet condemns the invasion, prompting the Klingon Empire to officially withdraw from the Khitomer Accords.
• Enterprise-E Commissioned: The Sovereign-class U.S.S. Enterprise-E launches under Captain Jean-Luc Picard as the new flagship.
• Antwerp Conference Bombing: Changeling sabotage on Earth prompts Admiral Leyton to temporarily declare martial law across the planet, almost leading to a Starfleet coup of the Federation that is stopped by the crew of Deep Space 9.
• Delta Quadrant Duplication: Voyager encounters Automated Personnel Units, and a spatial rift creates a permanent quantum duplicate of Harry Kim.

2373

• Battle of Sector 001: A Borg Cube strikes Earth, but Starfleet forces and the Enterprise-E successfully destroy it. The Enterprise later pursues a Borg Sphere to 2063, securing Zephram Cochrane’s historic warp flight and preventing a Borg invasion.
• Cardassian-Dominion Alliance: Gul Dukat secretly integrates the broken Cardassian Union into the Dominion to reclaim lost territory.
• Dominion War Begins: Starfleet mines the Bajoran Wormhole, sparking a massive Dominion siege that forces the evacuation of DS9.
• Nekrit Expanse Crossing: Voyager crosses the Nekrit Expanse, discovering the Borg-Undine war while encountering the Voth and Cooperative.

2374

• Hirogen Encounter: Voyager assists the Borg in driving the Undine out of the Milky Way.
• Operation Return: A massive Starfleet-Klingon armada retakes Deep Space 9 after the Prophets prevent Dominion reinforcements from entering the Alpha Quadrant.
• The Prometheus Theft: Romulan spies hijack the prototype U.S.S. Prometheus, which is returned to Starfleet following contact with the U.S.S. Voyager's EMH.
  • During their efforts at establishing communication with Starfleet, the U.S.S. Voyager encounters the Hirogen
• Romulan Entry: The Romulan Star Empire joins the Khitomer Alliance against the Dominion following the death of Senator Vreenak.
• First Battle of Chin'toka: Allied forces score their first major offensive victory by capturing the heavily fortified Chin'toka system.
• Faster Than Warp: Arturis attempts to trap the crew of Voyager in retribution for the loss of his people at the hands of the Borg Collecctive; however, his deception is revealed and Voyager's crew uses Quantum Slipstream Drive technology to travel several hundred light years closer to home.

2375

• Undine Infiltration Inception: Driven back into fluidic space, the Undine actively prepare long-term infiltration vectors against the Federation.
• Insurrection: Admiral Dougherty of Starfleet and the Son'a attempt a forced relocation of the Ba'ku in order to harvest the metaphasic radiation from their planet's rings. They are stopped by Captain Jean-Luc Picard and the Enterprise crew.
• Hot Rod: The crew of Voyager build the Delta Flyer.
• The Breen Intervention: The Breen Confederacy allies with the Dominion, launching a devastating surprise orbital strike against San Francisco.
• Destruction of the Defiant: Advanced Breen energy-dampening weapons power down allied fleets, destroying the original U.S.S. Defiant.
• The Cardassian Rebellion: Legate Damar turns against the Dominion, forming an underground civilian resistance movement to liberate Cardassia.
• Political Shifts: Rom becomes Grand Nagus of the Ferengi, while Martok becomes Chancellor of the Klingon Empire.
• Treaty of Bajor: Following a brutal final battle on Cardassia Prime, the Female Changeling surrenders, officially ending the war.
• The Bajoran Requiem: Captain Benjamin Sisko is lost, presumed dead, in the Fire Caves on Bajor, together with the former Cardassian leader, Dukat, and the Bajoran spiritual leader, Kai Winn Adami.
• The Cure: Odo returns to The Great Link to cure the morphogenic virus killing his people.

2376

• Broken Directives: Voyager encounters the U.S.S. Equinox, another Starfleet vessel stranded in the Delta Quadrant. It is learned that the Equinox crew broke the Prime Directive and killed several nucleogenic lifeforms for use as a fuel source to power an enhanced Warp Drive. The Equinox is eventually destroyed and 5 survivors from the Equinox crew are integrated aboard Voyager.
• The Pathfinder Breakthrough: Starfleet's Project Pathfinder utilizes the MIDAS Array to establish direct communication with the lost Voyager.
• The Hiddden Evil: Ensign Sovok teams with Captain Picard and Data to stop rogue Romulans and Son'a from weaponizing an ancient, planet-destroying alien seed on Ba'ku.
• Borg Ex-Oasis: The young drone Icheb is liberated from a damaged Borg vessel and joins the Voyager crew.
• Delta Network Expansion: Voyager maps uncharted territories, making first contact with the Vaadwaur, Turei, Hierarchy, and Kobali.
• Post-War Logistics: Starfleet shipyard facilities shift entirely toward peacetime industrial modernization to replace lost frontline hull configurations.

2377

• Resistance is Futile: The Borg drones capable of entering Unimatrix Zero begin a rebellion against the Borg Collective, aided by the Starship Voyager.
• Delta Cartography Sync: Voyager establishes consistent data exchanges, delivering vast tactical and political data profiles to Starfleet Command.
• The Holographic Initiative: The Doctor's published holonovels spark complex legal debates regarding the sentient civil liberties of holographic life.
• Savior of the People: A group of Klingons believe B'Elanna Torres' unborn child to be the Kuvah'magh, with the child's DNA later being used to cure a virus plaguing the Klingons.
• Reconstruction Mandates: The Federation Council allocates massive industrial resources to rebuild infrastructure across fractured non-aligned border worlds.
• Missing in Action: The U.S.S. Righteous, presumed destroyed in the Battle of Wolf 359, reappears in Federation space, having been saved by Q.
• The Vesuvi Crisis: Rogue Cardassian factions activate a solar-disrupting weapon in the Vesuvi system, destroying the system's star.

2378

• The Kessok Alliance: Starfleet uncovers a conspiracy involving the newly discovered Kessok species, resolving the border threat via diplomatic contact and stopping Legate Matan.
• Federation Ambassador to the Delta Quadrant: Neelix departs Voyager to live with a group of Talaxians living in an asteroid field.
• Voyager's Homecoming: Aided by future technology, Voyager utilizes a Borg Transwarp Hub to successfully return to Earth. During its transit, Voyager destroed the hub, dealing a catastrophic blow to the Borg Collective.
  • The historic quadrant-bridging birth of Miral Paris occurs aboard Voyager shortly before hitting the Alpha threshold.
  • Voyager is decommissioned upon return to Earth.
  • Kathryn Janeway is promoted to Vice Admiral.

2379

• The Romulan Coup: Shinzon, a Reman-backed clone of Jean-Luc Picard, assassinates the entire Romulan Senate to seize power.
• Battle of the Bassen Rift: The Enterprise-E and dissident Romulan warbirds intercept Shinzon’s thalaron-armed flagship, the Scimitar, near Earth.
  • Commander Data sacrifices his life to destroy the Scimitar's weapon generator, saving the Enterprise fleet.
• Imperial Fracture: Praetor Tal'aura claims the Romulan throne; Commander Donatra opposes her, while Remans demand independent colonization.
• Data’s Echo: Data's consciousness backup emerges within the B-4 prototype, marking an early phase of resurrection.
• Command Shuffles: William Riker assumes command of the U.S.S. Titan.
• Fall From Grace: The Female Changeling is imprisoned on Ananke Alpha.

2380

• The California Class Paradigm: Starfleet heavily deploys support starships to handle low-stakes Second Contact operations and post-war structural bureaucracy.
• The Reman Blockade: Severe civil fractures culminate as Tal'aura's loyalist Romulan military forces implement a rigid orbital blockade of Remus.
• The Bioforming Crisis: Starfleet thwarts the ancient Tkon Empire's body-snatching resurrection plot, destroying their galaxy-threatening bio-weapon.
  • Ambassador Spock successfully navigates the volatile Hotari-Alydian border dispute.
• The Andak Project: Elim Garak supports a Federation agricultural project to reclaim Cardassia Prime's soil, facing xenophobic True Way resistance.
• Maquis Judicial Resolution: Defector Ro Laren surrenders to Starfleet authorities, pleading guilty to desertion charges to serve a prison term.