Neo-Nazi marches in Dresden and left-wing groups had been relatively weak for years. With the emergence of the "Dresden Nazifrei" alliance (Dresden without Nazis), the Nazi march was blocked from marching for the first time in 2010 by thousands of demonstrators, again in 2011 and prevented entirely in 2012. While part of East Germany, Dresden was in the so-called "valley of the clueless" ("Tal der Ahnungslosen"), with its citizens out of the reach of the Western radio and television that citizens elsewhere in the East were able to listen to illegally. Dresden continued to be different after the German reunification; while most states in
Culture in Dresden have been born ... 12 hereditarily diseased." (sic) According to the current director Klaus Vogel, "The Hygiene Museum was not a criminal institute in the sense that people were killed here," but "it helped to shape the idea of which lives were worthy and which were worthless." Although Dresden is often said to be a Baroque city, its architecture is influenced by more than one style. Other eras of importance are the Renaissance and Historism as well as the contemporary styles of Modernism and Postmodernism. The royal buildings are among the most impressive buildings in Dresden. Dresden Castle was once