Book excerpt: Understand the repercussions of a global conflict with our World Wars 2-book BUNDLE. Start by visiting World War I and discover why it's been called the first man-made conflict in history. Get to know nationalism, imperialism and militarism while examining the many causes of the war. Become familiar with the Triple Alliance and the Triple Entente before being transported to the battle of the Somme. Learn of the events that caused the U.S. to enter the war, from the sinking of the Lusitania to a decoded plan to attack the mainland. Then, learn what happened after the Treaty of Versailles that led to World War II. Watch the rise of Adolf Hitler and his motivations behind the attack on Poland. Get a clear picture of the battles of Pearl Harbor, Midway and Normandy. Discover the sophisticated weapons that came out of this war, from submarines to tanks. Each concept is paired with research and application activities. Aligned to your State Standards and written to Bloom's Taxonomy, additional crossword, word search, comprehension quiz and answer key are also included.