Niels W. Gade (1817-1890) was an influential musical figure in 19th century Denmark. This work presents an in-depth study in English of Gade's life and works. It describes the evolution of Gade's compositional style as reflected in his early orchestral and chamber works and re-evaluates his role as a nationalist composer. It investigates Gade's literary and musical roots, and studies Gade's "search for the poetic" by prwsenting descriptions of seven works represented in Gade's compositional diary.