The Warrior's Barrow (The Burial Mound), was Henrik Ibsen's second play and the first play to be performed. It is a three-act verse drama, written in 1850 when Ibsen was 22 years old. The play was first performed at the Christiania Theater on September 26, 1850, under Ibsen's Pseudonym Brynjolf Bjarme. Excerpted from Wikipedia, the free encyclopedia.