Book excerpt: Following on the heels of the devastation of World War II, the Korean War brought many different emotions to the American people. Some were angry to be involved in another conflict so soon, while others were spurred by the rise of Communism in other parts of the world. Regardless, during this time many technologies were being developed, tested, or improved. This book explains the reasons behind the Korean War and discusses the leading technologies that defined the era and were developed during this conflict.