"The Holocaust refers mainly to the mass murder of some 6 million Jews by Germany's Nazi regime during World War II (1939-1945). (The term Holocaust is also sometimes used more generally to describe the Nazis' attempted extermination of other groups they viewed as inferiors or enemies. this books asks question like Was Adolf Hitler the Primary Force Behind the Holocaust? Could Europe's Jews have Put Up More Resistance? Could the World Have Reduced...

"Immigration has been a controversial topic throughout American history. Debates about whether or not immigrants adversely affect the American economy, exacerbate crime, threaten American values and quality of life, and should or should not be allowed into the country existed since the first European settlers came to America. However, these controversies intensified during the last four decades of the 20th century and spilled over into the 21st century...

"The Crusades consisted of a succession of military conflicts fought between European Christians and various Muslim groups for control of the so-called Holy Land (now Israel) and surrounding regions. The initial crusading expedition began in 1096 and subsequent ones carried on at intervals for several centuries. Modern historians generally agree that the first five Crusades were the most crucial. After that, considerable scholarly disagreement exists...

"Many historians mark the beginnings of the collapse as December 1979, when thousands of Soviet troops invaded neighboring Afghanistan. It was the first time the Soviets had intervened in a country outside its Eastern bloc of subject nations. The Soviet invasion brought worldwide condemnation. A decade of detente, or easing of tensions, with the United States and the West quickly fell to a new era of Cold War confrontation. Gorbachev's reforms at...