What makes Milorg by Vreid notable?

'Milorg' is significant for its exploration of historical narratives within black metal, receiving positive reviews from various outlets. It also features a unique concept centered around the Norwegian resistance during WWII, which helped solidify Vreid's position in the scene as storytellers through music. Released on January 1, 2009, 'Milorg' is Vreid's fourth studio album, coming after their critically acclaimed record 'Kraft' in 2006. The album reflects a more mature sound as the band further develops their thematic focus on Norwegian history and identity, particularly through the lens of World War II.