Why could hula hoops and TV westerns only have been found in every household in the 1950s? What murdered Russian princess can be seen in one of the first documented selfies, taken in 1914? This book answers those questions and more in its documentation of all of the most captivating trends that have defined American popular culture since before the country began. Entries are well-researched and alphabetized by decade. At the start of every section is an insightful historical overview of the decade, and the set uniquely illustrates what today's readers have in common with the past. It also contains a Glossary of Slang for each decade as well as a bibliography, plus suggestions for further reading for each entry. Students and readers interested in history will enjoy discovering trends through the years in such areas as fashion, movies, music, and sports.