After a particularly scandalous event, the Centennial War Games came to a sudden halt. During which, an investigation was held to look into why a group of Alfheim Special Forces had taken it upon themselves to assault their Germanic counterparts with live weapons.
After a week of investigations, it was revealed that this was all part of a rogue prince's attempt to lead a coup against his Royal Mother. Because of this, the "guilty" parties were rounded up and executed.
As much as this answer satisfied those interstellar civilizations who swore fealty to the Alfheim Dominion. Erich believed it was a cover up to a far more scandalous reality. He just did not know why he was the one who had to be involved with whatever had truly happened.