Timeline/Establishment Era

{| class="menutable" border="0" style="text-align:center; background-color: rgba(199, 199, 199, .0);" width="100%" ! style="text-align:center" width="7%" | Date (Earth Standard) !style="text-align:left" width="12%"| Relevant Parties !style="text-align:justify" width="80%"| Event
 * colspan="3" |
 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | February-June 4326
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | First human inhabitants of the Colossian Nebula arrive in the Hadriconi System, fleeing from internal conflicts within the Pleiades Nebula. A loose state, the Colossian State is formed to coordinate settlement in the region.
 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | August 4687
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | After three centuries of rapid transformation of the Hadriconi System, The Colossian State expands to neighboring systems, establishing colonies throughout the nebula
 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | July 5233
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Colossian State's presence is known throughout the nebula, with outposts, colonies, or resource extraction operating in nearly every system.
 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | July 5233
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Colossian State's presence is known throughout the nebula, with outposts, colonies, or resource extraction operating in nearly every system.


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | February 5369
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Colossian State enters a golden age, reaching milestone quality of life for its citizens.
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Colossian State enters a golden age, reaching milestone quality of life for its citizens.


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | April 5452
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Despite a thriving economy, economic advisors within the Colossian State predict economic collapse "within decades", a result of high concentration of wealth among very few individuals.
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Despite a thriving economy, economic advisors within the Colossian State predict economic collapse "within decades", a result of high concentration of wealth among very few individuals.


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | December 5509
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Economy briefly collapses within the Colossian State, only stabilized by heavy increasing of tax burden carried by the ultra-wealthy among society.
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Economy briefly collapses within the Colossian State, only stabilized by heavy increasing of tax burden carried by the ultra-wealthy among society.


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | August 5528
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Economy fully recovers from collapse in 5509. However, many of the policies enacted to revert the collapse are eased, causing minor fluctuation.
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Economy fully recovers from collapse in 5509. However, many of the policies enacted to revert the collapse are eased, causing minor fluctuation.


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | July 5844
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Following a particularly intense election period, a spree of riots kill thousands in the streets of major cities and government
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Following a particularly intense election period, a spree of riots kill thousands in the streets of major cities and government


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | May 5969
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Many economic policies intended to protect unemployed, vulnerable, and economically challenged citizens are revoked, prompting violence throughout the nebula.
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Many economic policies intended to protect unemployed, vulnerable, and economically challenged citizens are revoked, prompting violence throughout the nebula.


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | April 5970
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Political group "Sasgaurd" formed to restore lost political freedoms
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Political group "Sasgaurd" formed to restore lost political freedoms


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | June 5992
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Sasgaurd declared a terrorist organization as federal government increasingly militarizes. Protests and civil disobedience become commonplace in major cities throughout the region.
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | Sasgaurd declared a terrorist organization as federal government increasingly militarizes. Protests and civil disobedience become commonplace in major cities throughout the region.


 * style="text-align:center; padding: 20px; background-color: #bfbfbf55" | October 6047
 * style="text-align:left; padding: 20px; background-color: #bfbfbf55" | ColossianFlag.svg Colossian State
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | A rebellion network is discovered throughout Colossian Space, and quickly dismantled. Political instability begins to show, as economy begins a steady decline.
 * style="text-align:justify; padding: 20px; background-color: #bfbfbf55" | A rebellion network is discovered throughout Colossian Space, and quickly dismantled. Political instability begins to show, as economy begins a steady decline.


 * colspan="3" |
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 * }