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Geography played a critical role in the economic development of ny, boston and charleston, since all of these cities were located on the atlantic ocean and had protected harbors, that allowed for unprecedented levels of trade with both other states and other nations.</span>
Propaganda was one way. I can’t think of any others right away.
<span>new Southern state legislatures passed restrictive “black codes” to control the labor and behavior of former slaves and other African Americans. Outrage in the North over these codes eroded support for the approach known as Presidential Reconstruction and led to the triumph of the more radical wing of the Republican Party. During Radical Reconstruction, which began in 1867, newly enfranchised blacks gained a voice in government for the first time in American history, winning election to southern state legislatures and even to the U.S. Congress. In less than a decade, however, reactionary forces–including the Ku Klux Klan–would reverse the changes wrought by Radical Reconstruction in a violent backlash that restored white supremacy in the South.</span>
An electronic calendar would be an example of software. The remaining things which you've mentioned in your questions would be examples of peripheral devices (so mouse, scanner, and monitor :)).
Answer:
In the postclassical era, the world's most powerful states were in
in Asia and the Middle East. In the modern era, power shifted to
Eurasia - A.
