1. After founded by Muhammad in early 7t century, it took little time for Islam to expand into vast areas covering whole Mediterranean, Western Asia, Eastern Europe, and North
Africa. During the period of the 8t century and the 12'* century Islamic world had become
greatly successful not only religiously but also economically. Explain what made such
expansion of Islam possible.

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.

continental currency was denominated in dollars from $​1⁄6 to $80, including many odd denominations in between.

nuclear weapons are hoaxes. many people believe they are real, though.