The collection is timed to coincide with the eight hundredth anniversary of the creation of the outstanding monument of ancient Russian literature - "Words about Igor's Regiment." The articles of the collection contain new searches about the campaign of Igor Svyatoslavich in 1185, about the time of writing the "Word," an analysis of the features of the poetics of the monument and its rhythmic structure, a linguistic commentary on the "dark places" of the text. The book also includes a bibliography of the main works on the "Word" over the past 40 years. The collection is designed for a wide range of readers interested in the "Word about Igor's Regiment," as well as the history, literature and spiritual culture of Ancient Russia.