That statement is true
A country could be categorized as a sovereign power if its government has a total control over their citizen. Such as what they have in North Korea
A country where the citizens have the right to directly vote their own leader can't be in any way categorized as a sovereign power
The naval battle which fully crippled the Japanese Navy as an effective force against the vast US forces. With the untimely death of Admiral Yamamoto, this naval battle greatly turned the tides of War for the allied forces on the Asian Pacific naval front. Japanese air coverage was greatly reduced (3 aircraft carriers were sunk), and later during the <span>Battle of Leyte Gulf, greatly reduced the ability of the Japanese to stop the American led counteroffensive and "island hopping" strategy.</span>
The North had more buildings because the South depended on plantations and farms for slavery.
It's A
Irrigation was overused, the soil didn't get any rest (crop rotation is a younger invention), the result was salinization of the soil, which led to decline of Sumer.
