This post has moved to eklausmeier.goip.de/blog/2014/11-24-thank-you-hungary.
In the year 1989 people from Soviet occupied eastern Germany could flee to West-Germany via Hungary, see German reunification in Wikipedia. Hungary had opened the border to Austria. The German embassy in Hungary initiated a public advertising campaign thanking Hungaria, see Deutsche Botschaft Budapest. Below is a photo of a poster which I spotted in one of Frankfurt’s subway stations.