Immediately after the Civil War, they were given the right to use the word "Jäger" in their military ranks. Many of the Jägers continued their military careers. In the 1920s a long feud between officers with Jäger-background and Finnish officers who had served in the Russian Imperial army was concluded in favor of the Jägers: Most of the commanders of army corps, divisions, and regiments in the Winter War were Jägers. The "Jäger March" composed by Jean Sibelius for the words written by Jäger Heikki Nurmio, was the honorary march of many army detachments.