Somalia
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|
|
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September 11th Attacks
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3.0 |
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|
Saudi Arabia
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|
|
|
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Pakistan
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|
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|
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Morocco
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|
|
|
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Louisiana Purchase
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2.9 |
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Netherlands
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|
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Indonesia
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|
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Texas Revolution
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|
2.9 |
|
|
Poland
|
|
|
|
|
Explore Antarctica
|
|
3.1 |
|
|
Explore Australia
|
|
3.0 |
|
|
Explore Africa
|
|
3.1 |
|
|
Explore South America
|
|
3.2 |
|
|
Explore Europe
|
|
3.1 |
|
|
Explore Asia
|
|
3.1 |
|
|
Explore North America
|
|
3.3 |
|
|
Dust Bowl
|
|
2.8 |
|
|
California Gold Rush
|
|
2.8 |
|
|
Nigeria
|
|
2.7 |
|
|
Israel
|
|
2.9 |
|
|
Iran
|
|
2.8 |
|
|
Greece
|
|
2.9 |
|
|
Argentina
|
|
2.7 |
|
|