Check out these links for details of the mass blockade that took place in Castor, Germany in November 2008:
http://www.earthfirst.org.uk/actionreports/node/21765
http://www.earthfirst.org.uk/actionreports/node/21748
http://www.earthfirst.org.uk/actionreports/node/21723
See also:
http://www.greenkids.de/europas-atomerbe/index.php/Anti-nuclear_Movement_in_Germany