B. Must Die(1975)

Original title: Hay que matar a B.

In a fictitious South American country there's lots of political tension, the labor-unions have all their members on strike. The public demands the return of politician B. from exile. However private trucker Pal can't afford to strike, so he's beaten up and his truck burned. In the headlines he's described as strike-breaker. This is only part of an intrigue which shall get him to murder B.