Cultural event
The Confederacy is a 150 years old.
It is marked by the Confederacy, that they have been a separate and independent Nation of Human in Space. They celebrate through out their settlements, world and space stations, city ships over a whole year. This also marks the milestone in recognition by the Terran Government/Republic willing to trade agreements and allow them to travel as a recognised Military force, along with joint Exploration Teams to explore the universe and seek other galaxy lanes/links if they are possible.