Willi Tobler and the Decline of the 6th Fleet (1972)

In the first century of the third millennium, a galactic civil war is raging between governments, industrial giants and space pirates. Run for your lives! The Big Mess features space captain Douglas, the pirate couple sterr, a space admiral and countless other characters trying to eke out a living in the cosmos. But whenever they get anywhere , they find they've been beaten to it by monopolist enterprises.
In Willi Tobler and the Decline of the 6th Fleet, Willi endeavours to survive in a world where annihilistic galactic battles rage, by taking a job at the centre of power. But it's wrong side that he takes in this civil war.