Now readers will learn the reasons why and what it's meant for the world ever since. By August 1945, World War II was over in Europe, but the fighting continued between American forces and the Japanese, who were losing but determined to fight till the bitter end. And so it fell to a new president--Harry S. Truman--to make the fateful decision to drop two atomic bombs--one on Hiroshima and one on Nagasaki--and bring the war to rapid close. Now, even seventy years later, can anyone know if this was the right choice? In a thoughtful account of these history-changing events, Jess Brallier explains the leadup to the bombing, what the terrible results of it were, and how the threat of atomic war has colored world events since.

     The National Aeronautics and Space Administration, better known as NASA, began in 1958. With its creation, the United States hoped to ensure it won the space race against the Soviet Union. Author Sarah Fabiny describes the origins of NASA, the launching of the Apollo program that landed the first human on the moon, and the many missions and discoveries that have taken place since then. NASA has a rich history and still plays an important role in uncovering the mysteries of the universe. Readers are sure to get sucked into this book.

    The Alamo was a crucial turning point in the Texas Revolution, and led to the creation of the Republic of Texas. With 80 black-and-white illustrations throughout and a sixteen-page black-and-white photo insert, young readers will relive this famous moment in Texas history.

    Now readers can find out why it was built in the first place; and what it meant for Berliners living on either side of it. Here's the fascinating story of a city divided.In 1961, overnight a concrete border went up, dividing the city of Berlin into two parts - East and West. . The story of the Berlin Wall holds up a mirror to post-WWII politics and the Cold War Era when the United States and the USSR were enemies, always on the verge of war. The wall meant that no one from Communist East Berlin could travel to West Berlin, a free, democratic area. Of course that didn't stop thousands from trying to breech the wall - more than one hundred of them dying in the attempt. (One East Berliner actually ziplined to freedom!) Author Nico Medina explains the spy-vs-spy politics of the time as well as what has happened since the removal of one of the most divisive landmarks in modern history.

    Famous for cowboys, American Indians, lawmen, gunslingers, pioneers, and prospectors, this period in US history captures the imagination of all kids and now is brought vividly to life.

    In later years, the island was deserted, the buildings decaying. Ellis Island was not restored until the 1980s, when Americans from all over the country donated more than $150 million. It opened to the public once again in 1990 as a museum. Learn more about America's history, and perhaps even your own, through the story of one of the most popular landmarks in the country.

     Sam Walton used the money he earned in the army, along with some financial help from his family, to open his first store. Then he opened fourteen more. Then Sam had an even bigger idea. He wanted to build large stores in small towns and reduce the price of everything they stocked. Although other businessmen and potential partners laughed at him, this entrepreneur with humble beginnings used his resourcefulness to create Walmart, which would become the largest company in the world.

    Not only was there major damage from the quake itself but broken gas lines sparked a fire that ravaged the city for days. More than 500 city blocks were destroyed and over 200,000 people were left homeless. But the city quickly managed to rebuild, rising from the ashes to become the major tourist destination it is today. Here's an exciting recount of an incredible disaster.From the Trade Paperback edition.

    But he found his life's calling after graduating from military school. Napoleon went on to become a brilliant military strategist and the emperor of France. In addition to greatly expanding the French empire, Napoleon also created many laws, which are still encoded in legal systems around the world.

    It was the dream of George Washington to have an elegant "presidential mansion" in the capital city that was named after him. Yet he is the only president who never got to live there. All the rest have made their mark--for better or worse--on the house at 1600 Pennsylvania Avenue. Megan Stine explains how the White House came to be and offers young readers intriguing glimpses into the lives of the First Families--from John and Abigail Adams to Barack and Michelle Obama.

    Find out more about The Bull Moose, the Progressive, the Rough Rider, the Trust Buster, and the Great Hunter who was our larger-than-life 26th president in Who Was Theodore Roosevelt?

    He rose in the ranks to First Lord of the Admiralty and was a staunch opponent of the encroaching German Nazis. Churchill served as Prime Minister of the United Kingdom from 1940 to 1945 and again from 1951 to 1955. Widely regarded as one of the greatest wartime leaders of the 20th century, Churchill was also a historian, a writer, and an artist. He is the only British Prime Minister to have won the Nobel Prize in Literature, and was the first person to be made an honorary citizen of the United States.

    If you're not familiar with 1920s slang, all the more reason to read this fascinating look at that wild, exciting decade. It began on the heels of one tragedy--the flu pandemic of 1918--and ended with another: the start of the Great Depression. But in between there were plenty of good times--the Model T cars that Henry Ford made were cheap enough for the masses, the new sound of jazz heated up speakeasies and nightclubs during the time of Prohibition. Women, recently given the right to vote, cut their long hair into bobs, wore short skirts and makeup, and danced the Charleston (sometimes in marathons that lasted days). Michele Mortlock hits all the highlights of this heady age that still feels modern even a hundred years later.

    The Holocaust was a genocide on a scale never before seen, with as many as twelve million people killed in Nazi death camps--six million of them Jews. Gail Herman traces the rise of Hitler and the Nazis, whose rabid anti-Semitism led first to humiliating anti-Jewish laws, then to ghettos all over Eastern Europe, and ultimately to the Final Solution. She presents just enough information for an elementary-school audience in a readable, well-researched book that covers one of the most horrible times in history.This entry in the New York Times best-selling series contains eighty carefully chosen illustrations and sixteen pages of black and white photographs suitable for young readers.

    Learn the story behind the creation of Walt Disney World. In 1964, when Walt Disney and his brother Roy decided to build a second theme park in the Florida swamplands, they kept it super hush-hush. Why? Well, if word got out that they planned to buy up lots of land, the price would have skyrocketed. So the Disneys cleverly covered up their trail, avoiding the Orlando airport and even using made-up names, like Walt and Roy Davis, for their flights. The deception worked. In covering the history of the Most Magical Place On Earth, Joan Holub takes readers both behind the scenes and underneath the park (there are secret employee-only tunnels that form one big circle under the Magic Kingdom). Loaded with fun facts, this book is a great companion to Who Was Walt Disney?