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
Dresden into urban planning. Helmholtz-Zentrum Dresden-Rossendorf was member of the Leibniz Community until the end of 2010. Dresden has more than 20 Gymnasien which prepare for a tertiary education, five of which are private. The "Sächsisches Landesgymnasium für Musik" with a focus on music is supported, as its name implies by the State of Saxony, rather than by the city. There are some "Berufliche Gymnasien" which combine vocational education and secondary education and a "Abendgymnasium" which prepares higher education of adults avocational. Dresden Dresden (; Upper and Lower Sorbian: "Drježdźany"; ; ) is the capital city and, after Leipzig, the second-largest