By order of the Captain-General this world will submit itself to the Free Worlds League.
Your cowardly failure to provide assistance to repel the Clan threat is noted and shall not be tolerated one second longer.
Surrender or be brought to heel by the Atrean Hussar's its all the same to us.
1st Atrean Hussars 40 FP
1st Atrean Air Wing 1 FP
The governor of Zwenkau found the League's demands a bit ironic, since his world was defenseless precisely because all of its sons- and daughters-at-arms were hundreds of light years away on the Clan Front.
In due course, Zwenkau surrendered in an orderly fashion to the incoming invaders.