What war are you talking about ?
Gold mines, families from the Eastern states traveled across the country for gold.
9) The correct answer is: "a). education". Confucianism considered the activities of human life, including relationships to being sacred. The valued the development of human beings. Therefore, he promoted education in order to achieve this purpose.
10) The correct answer is "d). Military strength was the only real power at the time". The Ashikaga Dynasty was a period in which various rural governments fought each other in order to secure the shogunal throne.
11) The correct answer is "b). geographic proximity". Vietnam was subject to strong Chinese influence that even included the dominance of its territories. Throughout time Vietnam was politically and economically influenced by China.
12) The correct answer is "d). waterways". The Srivijaya Empire was an was a maritime commercial kingdom which originated in what is now Indonesia. During its expansion, it gained control of the straight of Malacca, which gave the empire vast control over sea trade in the region.
Even O'Sullivan himself talked about Manifest Destiny in broad terms before he coined that particular phrase: "The expansive future is our arena," he wrote in 1839.