In 621.M40 of the old calendar, Year 1 of the Imperial New Calendar, the first-edition manuscript of Johnny Haide's biographical work The Post-Myth Age was finally completed when he was one hundred and thirty years old. After undergoing numerous revisions, portions were excerpted and published separately throughout the Imperium under the title The Primarchs, causing a tremendous sensation.
In Year 2 of the New Calendar, the first hybrid of an Aeldari and a pure-blooded human was born.
In Year 8 of the New Calendar, the Astartes received comprehensive enhancements, and all their previous flaws were eliminated. That same year, gene-editing procedures for ordinary people were rolled out free of charge across the Imperium. It was estimated that the human lifespan could surpass three hundred years.
In Year 14 of the New Calendar, the extragalactic expedition fleet returned, having discovered multiple new habitable planets.
In Year 15 of the New Calendar, the first large-scale portal capable of intergalactic teleportation was constructed in the Ultima Segmentum.
In Year 18 of the New Calendar, Tujea, head of the Imperial Taxation Department headquarters, passed away. That same year, the Imperium enacted a law in his name, announcing an overall reduction in taxes.
In Year 21 of the New Calendar, the last still-functioning servitor reached the end of its lifespan, and servitors formally faded from the stage. The Adeptus Mechanicus announced that intelligent robots would replace them.
In Year 25 of the New Calendar, the complete cure was introduced. Archmagos Belisarius Cawl declared that no disease recorded by the Imperium could ever trouble another citizen.
In Year 29 of the New Calendar, everyone who attempted to smuggle the cure and drive up its price was arrested and collectively executed.
In Year 31 of the New Calendar, medical care was included among the fundamental human rights