The 2nd Battalion (Norwegian: 2. bataljon; abbreviated as 2BN) is an infantry unit of the Norwegian Army, based at camp Skjold in Troms county in Northern Norway. It serves in the light infantry role specialized in Arctic warfare as part of Brigade Nord; the battalion is one of three manoeuvre battalions within the brigade, along with Telemark Battalion and Panserbataljonen. The 2nd Battalion serves two roles, primarily being organised for domestic defence; however, during Norway's contribution to the NATO forces in Afghanistan, the 2nd Battalion played a vital role. The 2nd Battalion also contributed consistently to the ISAF forces in northern Afghanistan, supporting an elite trained light infantry, organized as a Quick Reaction Force (QRF). The battalion is divided into four companies: B