2201 – The Tritium class, the first starship with three nacelles, is commissioned.
2201 – Human and Andorian colonists on Beta VI accuse Orions of “chronic criminal activity and corruption” and demands that the Federation removes them from the colony.
2201 - Thortathanal of Andor assumes office as the eighth President of the United Federation of Planets.
2202 - United Rigel Colonies are admitted into the Federation.
2203 – A potent genetically engineered disease similar to Anchilles fever escapes researchers, and reduces the Centaurus’s population by 80% by the early 2220s.
2205 – Barbera Einicrox or Earth assumes office as the ninth President of the United Federation of Planets.
2205 - The Einstein class, a replacement for the retired Daedalus class, is in service and launched from Tranquility Base.
2207 – Aldebaran is admitted to the Federation.
2207 - A barroom brawl between human and Klingons traders on an Orion colony is alleged to have occurred. A series of quiet raids and disappearances of Federation ships – referred to by Klingons as the “Human Empire” - occurs shortly afterwards.
2209 – Suessor of Vulcan assumes office as the tenth President of the United Federation of Planets.
2209 - The Federation Council refuses funding to Starfleet for new starship classes.
2209 - The Ethan Report is leaked and is scandalous for the Federation. The Orions are deeply incensed and begin increasing trade to the Klingons shortly after it is leaked.
2209 - Transporter psychosis is first diagnosed on Delinia II.
2210s – A mining colony is started on Janus II. Unbeknownst to the colonists, this is the homeworld of the Horta.
2210 – An earth sleeper ship makes a six-month journey to Beta Capricus, only to discover that the star does not exist and is just an electromagnetic echo of a distant galaxy.
2212 - An agricultural colony is established by human settlers on Ophiucus III.
2213 – Todahlar of Andor assumes office as the eleventh President of the United Federation of Planets.
2213 – The colony Tarsus IV is established.
2214 – A starship disappears in the Taurean region.
2215 – After seven vessels, the Tritium class is considered a failure.
2215 – The tritanium hull is developed by Mark Chausser.
2215 – Star systems in the Selcundi Drema sector are mapped for the very first time by unmanned Federation probes. Drema V explodes in this year.
2215 - The Nexus is estimated to have crossed the galaxy in this year.
2215 - Photon torpedoes, successors to photonic torpedoes, began development in this year.
2217 – Richard Morvehl of Alpha Centauri assumes office as the twelfth President of the United Federation of Planets and goes on to serve two consecutive terms, a rarity in this era.
2217 – USS Valiant makes first contact with Eminiar VII, is lost as a casualty of war between Eminiar VII and Vendikar.
2218 - The Zeon colony on Ekos is established.
2218 - Hostilities between the Federation and the Klingon Empire begin to flare up after the USS Ranger NX-315 is destroyed by the Klingons during a disastrous first contact with Agbar IV, weeks after the USS Sentry encounters the Klingon warship IKV Devisor near Gamma Demetrious.
2219 – A Federation Tribunal finds the Duraba Corporation guilty of 1850 violations in a criminal conspiracy spanning twenty planets. Anti-Federation riots erupt across the Orion Colonies resulting in 6000 deaths.
2219 – The medical tricorder is invented and used on Rigel II during the Rigelian plague to quickly diagnose and develop treatments.
2220 – The first phasers are tested. Type 1 phasers are later installed fleetwide.
2220 – The Federation freighter Manila Clipper crashes on Denocet V and the human survivors influences the pre-warp civilization there.
2221 – Argelius is admitted into the Federation.
2221 – The Walker class, influenced by the starship designs of the 2150s, enters service.
2222 – Pralor Automated Unit 3947 is first activated.
2223 – Open hostilities between the Federation and the Klingon Empire begin after decades of tension, and will be unremitting until the Khitomer Conference in 2293.
2223 – Delta IV is admitted to the Federation.
2225 – Janissa Kurvannis of Earth assumes office as the thirteenth President of the United Federation of Planets.
2225 – The first Constitution class starship is commissioned.
2225 – The Einstein class USS Kelvin, commanded under Captain Richard Robau and first officer George Kirk, is commissioned at San Francisco.
2227 – The colony of Merope IV is settled by Federation colonists from the West African region of Earth.
2227 – Tyrtaeus II unwillingly joins the Federation after a border skirmish near the Romulan Neutral Zone.
2227 – Klingons capture and hijack a maximum-security transport, the USS Flying Fortress. It is recaptured by Starfleet in a major battle, but is subsequently destroyed by the Klingons.
2229 - Greshlahrigm of Tellar assumes office as the fourteenth President of the United Federation of Planets.
2229 – Tiburon joins the Federation.
2229 – A human colony is established on Heartland. Within a year, the colonists are discovered to have gone mad and the planet placed under quarantine.
2233 – USS Kelvin patrols a region of space 75 000 km from the Klingon border.
2233 – Mazda Bral of Trill, assumes office as the fifteenth President of the United Federation of Planets, and goes on to serve two consecutive terms. She is also the first Federation President not from a founding Federation world.
2236 – The SS Columbia expedition from the American Continent Institute crash lands on Talos IV, killing all but one onboard. The distress signal – interference wave and lightspeed only communication, less advanced than NX class FTL communication eighty years prior - will be intercepted by the USS Enterprise eighteen years later
2236 - The time barrier is broken, revolutionizing space travel.
2236 – Alpha Lupi goes supernova.
2236 – Klingons raid Doctari Alphi.
2236 – The Vulcan Learning Center is bombed by Vulcan extremists.
2236 – Valakis is admitted into the Federation.
2236 - The basic mechanism of the quantum torpedo are experimented with; quantum torpedoes will not enter service until the 2370s.
2237 – The Ba’ul of Kaminar become warp capable.
2237 – The Klingon Empire begins researching time travel.
2237 – The Daedalus Project begins.
2239 – USS Archimedes makes first contact with both the Ba’ul and the Kelpians.
2241 – Another starship disappears in the Tauren sector, the second within thirty years.
2243 – Richard Daystrom invents the duotronic computer.
2245 – The USS Constellation launches under Matt Decker, and begins the first of three five-year missions.
2245 – The USS Enterprise launches on her maiden voyage under Robert April. It is in service for the next forty years. Admiral Jonathan Archer, captain of the Enterprise NX-01 nearly a century prior and fifth Federation President, is in attendance for the launch.
2245 – The Battle of Donatu V occurs between the Federation and the Klingon Empire near Sherman;s planet. The result is inconclusive.
2245 – Michael Burnham become the first human to attend the Vulcan Science Academy.
2246 – Doctor Tristan Adams revolutionises and humanizes prisons and treatment of prisoners by developing new methods to treat the criminally insane.
2246 - The Federation converts penal colonies into asylums.
2246 – Four thousand colonists on Tarsus IV are massacred on the order of Governor Kodos after an exotic fungus destroys the food supply. Kodos is presumed dead by the responding USS Narbonne in the aftermath, when in reality he goes on to assume the identity of actor Anton Karidian and evade authorities for twenty years.
2248 – Starfleet loses contact with the Friendship 1 probe, and its fate will remain unknown until 2378 when the USS Voyager find the wreckage on an inhabited planet in the Delta Quadrant.
2248 - Mantillas becomes the 25th member of the Federation.
2248 – USS Excalibur (NCC-1664) is built in this year. See M-5 mulitronic unit for more.
2250 – Robert April steps down from command of the USS Enterprise; Christopher Pike assumes command for the next fifteen years.
2201 – Human and Andorian colonists on Beta VI accuse Orions of “chronic criminal activity and corruption” and demands that the Federation removes them from the colony.
2201 - Thortathanal of Andor assumes office as the eighth President of the United Federation of Planets.
2202 - United Rigel Colonies are admitted into the Federation.
2203 – A potent genetically engineered disease similar to Anchilles fever escapes researchers, and reduces the Centaurus’s population by 80% by the early 2220s.
2205 – Barbera Einicrox or Earth assumes office as the ninth President of the United Federation of Planets.
2205 - The Einstein class, a replacement for the retired Daedalus class, is in service and launched from Tranquility Base.
2207 – Aldebaran is admitted to the Federation.
2207 - A barroom brawl between human and Klingons traders on an Orion colony is alleged to have occurred. A series of quiet raids and disappearances of Federation ships – referred to by Klingons as the “Human Empire” - occurs shortly afterwards.
2209 – Suessor of Vulcan assumes office as the tenth President of the United Federation of Planets.
2209 - The Federation Council refuses funding to Starfleet for new starship classes.
2209 - The Ethan Report is leaked and is scandalous for the Federation. The Orions are deeply incensed and begin increasing trade to the Klingons shortly after it is leaked.
2209 - Transporter psychosis is first diagnosed on Delinia II.
2210s – A mining colony is started on Janus II. Unbeknownst to the colonists, this is the homeworld of the Horta.
2210 – An earth sleeper ship makes a six-month journey to Beta Capricus, only to discover that the star does not exist and is just an electromagnetic echo of a distant galaxy.
2212 - An agricultural colony is established by human settlers on Ophiucus III.
2213 – Todahlar of Andor assumes office as the eleventh President of the United Federation of Planets.
2213 – The colony Tarsus IV is established.
2214 – A starship disappears in the Taurean region.
2215 – After seven vessels, the Tritium class is considered a failure.
2215 – The tritanium hull is developed by Mark Chausser.
2215 – Star systems in the Selcundi Drema sector are mapped for the very first time by unmanned Federation probes. Drema V explodes in this year.
2215 - The Nexus is estimated to have crossed the galaxy in this year.
2215 - Photon torpedoes, successors to photonic torpedoes, began development in this year.
2217 – Richard Morvehl of Alpha Centauri assumes office as the twelfth President of the United Federation of Planets and goes on to serve two consecutive terms, a rarity in this era.
2217 – USS Valiant makes first contact with Eminiar VII, is lost as a casualty of war between Eminiar VII and Vendikar.
2218 - The Zeon colony on Ekos is established.
2218 - Hostilities between the Federation and the Klingon Empire begin to flare up after the USS Ranger NX-315 is destroyed by the Klingons during a disastrous first contact with Agbar IV, weeks after the USS Sentry encounters the Klingon warship IKV Devisor near Gamma Demetrious.
2219 – A Federation Tribunal finds the Duraba Corporation guilty of 1850 violations in a criminal conspiracy spanning twenty planets. Anti-Federation riots erupt across the Orion Colonies resulting in 6000 deaths.
2219 – The medical tricorder is invented and used on Rigel II during the Rigelian plague to quickly diagnose and develop treatments.
2220 – The first phasers are tested. Type 1 phasers are later installed fleetwide.
2220 – The Federation freighter Manila Clipper crashes on Denocet V and the human survivors influences the pre-warp civilization there.
2221 – Argelius is admitted into the Federation.
2221 – The Walker class, influenced by the starship designs of the 2150s, enters service.
2222 – Pralor Automated Unit 3947 is first activated.
2223 – Open hostilities between the Federation and the Klingon Empire begin after decades of tension, and will be unremitting until the Khitomer Conference in 2293.
2223 – Delta IV is admitted to the Federation.
2225 – Janissa Kurvannis of Earth assumes office as the thirteenth President of the United Federation of Planets.
2225 – The first Constitution class starship is commissioned.
2225 – The Einstein class USS Kelvin, commanded under Captain Richard Robau and first officer George Kirk, is commissioned at San Francisco.
2227 – The colony of Merope IV is settled by Federation colonists from the West African region of Earth.
2227 – Tyrtaeus II unwillingly joins the Federation after a border skirmish near the Romulan Neutral Zone.
2227 – Klingons capture and hijack a maximum-security transport, the USS Flying Fortress. It is recaptured by Starfleet in a major battle, but is subsequently destroyed by the Klingons.
2229 - Greshlahrigm of Tellar assumes office as the fourteenth President of the United Federation of Planets.
2229 – Tiburon joins the Federation.
2229 – A human colony is established on Heartland. Within a year, the colonists are discovered to have gone mad and the planet placed under quarantine.
2233 – USS Kelvin patrols a region of space 75 000 km from the Klingon border.
2233 – Mazda Bral of Trill, assumes office as the fifteenth President of the United Federation of Planets, and goes on to serve two consecutive terms. She is also the first Federation President not from a founding Federation world.
2236 – The SS Columbia expedition from the American Continent Institute crash lands on Talos IV, killing all but one onboard. The distress signal – interference wave and lightspeed only communication, less advanced than NX class FTL communication eighty years prior - will be intercepted by the USS Enterprise eighteen years later
2236 - The time barrier is broken, revolutionizing space travel.
2236 – Alpha Lupi goes supernova.
2236 – Klingons raid Doctari Alphi.
2236 – The Vulcan Learning Center is bombed by Vulcan extremists.
2236 – Valakis is admitted into the Federation.
2236 - The basic mechanism of the quantum torpedo are experimented with; quantum torpedoes will not enter service until the 2370s.
2237 – The Ba’ul of Kaminar become warp capable.
2237 – The Klingon Empire begins researching time travel.
2237 – The Daedalus Project begins.
2239 – USS Archimedes makes first contact with both the Ba’ul and the Kelpians.
2241 – Another starship disappears in the Tauren sector, the second within thirty years.
2243 – Richard Daystrom invents the duotronic computer.
2245 – The USS Constellation launches under Matt Decker, and begins the first of three five-year missions.
2245 – The USS Enterprise launches on her maiden voyage under Robert April. It is in service for the next forty years. Admiral Jonathan Archer, captain of the Enterprise NX-01 nearly a century prior and fifth Federation President, is in attendance for the launch.
2245 – The Battle of Donatu V occurs between the Federation and the Klingon Empire near Sherman;s planet. The result is inconclusive.
2245 – Michael Burnham become the first human to attend the Vulcan Science Academy.
2246 – Doctor Tristan Adams revolutionises and humanizes prisons and treatment of prisoners by developing new methods to treat the criminally insane.
2246 - The Federation converts penal colonies into asylums.
2246 – Four thousand colonists on Tarsus IV are massacred on the order of Governor Kodos after an exotic fungus destroys the food supply. Kodos is presumed dead by the responding USS Narbonne in the aftermath, when in reality he goes on to assume the identity of actor Anton Karidian and evade authorities for twenty years.
2248 – Starfleet loses contact with the Friendship 1 probe, and its fate will remain unknown until 2378 when the USS Voyager find the wreckage on an inhabited planet in the Delta Quadrant.
2248 - Mantillas becomes the 25th member of the Federation.
2248 – USS Excalibur (NCC-1664) is built in this year. See M-5 mulitronic unit for more.
2250 – Robert April steps down from command of the USS Enterprise; Christopher Pike assumes command for the next fifteen years.
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