Katja Hoyer: If the Greens in Germany move towards the centre, they can become a real force again
Katja Hoyer: If the Greens in Germany move towards the centre, they can become a real force again

Four years ago, the party was the most popular in the country – but old rifts have fractured it again. Now the time is ripe for a reset, says historian and journalist Katja Hoyer
