David Weber,"The Excalibur Alternative"
Publisher: Baen | ISBN: 0671318608 | edition January 2, 2002 | PDF | 320 pages | 1.2 mb
The races which ruled the Galactic Federation knew they were vastly superior to the inferior species restricted to the narrow confines of their own star systems by the crudity of their technology . . . and they had every intention of keeping things that way.
It was a neat little scam, a rigged game in which only the House could win, which the Federation had played for over a hundred thousand years, and no one had ever managed to challenge it..