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In page Walburga Habsburg Douglas:
"She was one of the organisers of the Paneuropa-Picknick at the Iron Curtain on the 19 August 1989, on the border between Hungary and Austria. At this occasion, the fence was opened for the first time, letting more than 660 Germans from the GDR escape from the east.[1] This was the largest number of escapees since the Berlin Wall was built and is seen by many as one of the main symbols of the fall of Eastern European Communism.[citation needed]
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