Transformers: Generation 1

Knowing of a destructive war between 2 alien planets, the Autobots decide to broker what appears to be a peace treaty between both worlds. They also find the journal that once belonged to the Quintessons. Unfortunately, the Quintessons want it back and they try to keep the Autobots from discovering its secrets. The Autobots keep the journal from falling back into the Quintessons' dirty tentacles and they must discover why the journal is so important to the Quintesson race.