BIEDERMANN, FRIEDRICH KARL , German publicist and historian, was born at Leipzig Sept. 25 1812, and after studying at Leipzig and Heidelberg became professor of philology in the university of his native town in 1838. His early writings show him as an ardent advocate of German unity, and he was a member of the national parliament which met at Frankfurt in 1848. Becoming a member of the upper house of the parlia ment of Saxony, he advocated union under the leadership of Prussia. He was imprisoned in 1854 for editing Deutschen An nalen, and subsequently retired to Weimar, where he edited the Weimarische Zeitung. Returning to Leipzig in 1863 he edited the Deutsche Allgemeine Zeitung, and regained his professorship in 1865. He was again a member of the Saxon upper house, and from 1871 to 1874 a member of the German Reichstag. He died at Leipzig on March 5, 1901.