MAXIMILIAN, Freiherr von Gagern (1810-1889), the youngest son, was a member of the German national parliament in 1848. Throughout the revolutionary years he supported his brother's policy, and, after the collapse of the national movement, returned to the service of the duchy of Nassau. In 1855 he entered the Austrian service in the department of foreign affairs. In 1871 he retired, and in 1881 was nominated a life member of the Upper Chamber (Herrenhaus). He died at Vienna on Oct. 17, 1889.
See Allgemeine deutsche Biographie, Band viii., p. 301, etc. (1878) and Band xlix., p. 654 (1904) .