The Yamataian Calendar YE 26 probably started January 1, 2004 and probably lasted until August 8, 2004 (?) when the forum RP moved from ezBoard to a self-hosted phpBB2 board on StarArmy.com.
Kai was revived after Naraku exchanged Kai's ST backup for her freedom.
Fleet sizes were cut drastically, lowering the power level of the RP without affecting tech.
For various reasons, Ralfaris demanded Yui's resignation as Empress (something that they knew was not going to happen), threatening to declare independence. The Qel'norans had a large warfleet by this time, and were prepared to fight. They were defeated, but a Qel'noran force of unknown strength retreated off-universe.