After having advanced as
quartermaster at
Life Regiment Hussars in 1807, he was commissioned as cornet in the same year and was three years later promoted to lieutenant there. In 1812, he advanced to
ryttmästare and in the following year, Tersmeden was appointed head quartermaster of the
regiment. Tersmeden was member of parliament in 1828–1830, as well as in 1840–1841 and 1844–1845, serving the interests of the nobility in the assembly of the feudal estates of Sweden. In 1849, he became the first chairperson at the first the
reform meeting in Örebro, a number of gatherings where the attendees were in favor of a new state administration, including a
suffrage reform, as well as abolition of the assembly of feudal estates of Sweden. Tersmeden was noted for his great public persona, and for his aim as to abolish the former feudal state administration order. == Personal life ==