Padraic Colum he became involved with the National Theatre Society and became involved in the founding of the Abbey Theatre, writing several of its early productions. His first play, "Broken Soil" (revised as The Fiddler's House) (1903) was performed by W. G. Fay's Irish National Dramatic Company. "The Land" (1905), was one of that theatre's first great public successes. He wrote another important play for the Abbey named "Thomas Muskerry" (1910). His earliest published poems appeared in "The United Irishman", a paper edited by Arthur Griffith. His first book, "Wild Earth" (1907) collected many of these poems and was dedicated to Æ.
Edward Plunkett, 18th Baron of Dunsany and London, and travelled between their homes in Meath, London and Kent, other than during World Wars I and II, and the Irish War of Independence. Dunsany himself circulated with many other literary figures of the time. To many of these in Ireland he was first introduced by his uncle, the co-operative pioneer Sir Horace Plunkett, who also helped to manage his estate and investments for a time. He was friendly with, for example, George William Russell, Oliver St. John Gogarty and, for a time, W. B. Yeats. He also socialised at times with George Bernard Shaw, H.G. Wells and