The story of the German Greens
When the German Green Party hit the scene in 1980 it was well to the left of the Social Democratic Party.
https://www.counterfire.org/article/ploughshares-to-swords-the-story-of-the-german-greens/
https://www.counterfire.org/article/ploughshares-to-swords-the-story-of-the-german-greens/