A) Germany,Australia-Hungary, and Italy
The historians that came of age during the middle to late twentieth century tended to turn their attention toward : Social and cultural events and themes
This refer to the period between 1960 - 1999. many of them refer to the events that happen before this as 'history from below'
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Answer:
true
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- doubled the size of the US
- allowed for western expansion
- US gained a lot of natural resources