Wolf Biermann

Even though they were arguably the more idealistic and the more ideological because they'd chosen to be there, they were quite often then disillusioned when they came into the GDR and were met with this wall of suspicion, who they were and what they actually wanted.

A famous example, not a politician, but in the culture sector is Wolf Biermann.

who later on became one of the most famous figures in the resistance movement.

But he came from Hamburg as a young person to the GDR, a young communist.