A world-changing war between the Celestials and Demons from early history.
During the first attempt at diplomacy between Incaendium and Astrum, the god Ibrai slays the demoness Ralora. He is pressured into traveling to Incaendium to apologize and is executed.
A seemingly endless war waged by Amaya against the surrounding territories in which Samael expanded his territory, extingished several Houses, and so increased his personal and political strength to unprecedented levels.
The moment when Samael and Mastema's tensions overflowed and became the battle that sent Mastema into exile.
A "non-war" of escalating but cold hostilities between Astrum and Incaendium.