In 1742, Christiansfjeld Fortress was closed. In 1878, Terningmoen at Elverum became the home base for the Oppland Regiment and an infantry school was founded here in 1896. Access to the site is via
Some of the citizens stayed behind and rebuilt their old town at its original site and got their city status back in 1839. In the 1840s, timber exporting from Fredrikstad started to gain momentum.