Beginning with approximately 100 core essays from Salem’s acclaimed Chronology of European History (1997) and Great Events from History: North American Series (1997), Great Events from History: Ancient and Medieval Series (1972), and Great Events from History: Modern European Series (1973), this set adds more than 220 new essays for a set that is 70 percent new. Chronologically arranged, these 320+ essays cover the world’s most important events and developments from 477 through 1453 c.e. Each essay lists the event’s most precise date of occurrence; a capsule summary of the event’s importance; the category or categories of the event; the geographical locale (both contemporary and modern place-names); a list if Key Figures including name, birth and death years, and descriptors; a chronological Summary of Event; an assessment of the event’s historical Significance; and a fully annotated Further Reading section listing sources for further study. A variety of illustrations, appendices, and indexes (see Features ) round out the set.