The six eastern German states are home to just 16.3 million Germans today, a vast minority of the country’s 80 million-strong population. But two days before Germans choose whether to give a third term to chancellor Angela Merkel (pictured above in 1990 as an activist for democracy in East Germany) — who was born in Hamburg, but grew up in the eastern city of Templin, in Brandenburg, where her father was a pastor — it all depends on whether you think the glass is half full or the glass is half empty.