Feudalism is the political system being described?
They lived by trading, farming of grapes and olive oil, and fishing. I hope that help.
Monasteries were important in the Medieval era for a number of reasons
1. They were the libraries of the era. Monasteries were important repositories of books, especially prior to the invention of the printing press.
2. They were the printing presses of the era. Monks were often engaged in the tedious task of hand copying books to ensure their survival
3. They were a great place to offload extra children of the royals. Third and Fourth sons of Dukes and Earls would often get sent to Monasteries. This ensured orderly succession and a lack of battles over who should inherit.
The correct answer is - oil.
The Japanese Empire, under the rule of Emperor Hirohito, in order to manage to continue with the expansion and gain new territories, needed much more oil than what its supplies where.
The need for oil meant that Japan will attack the places in the region where there are solid amounts of oil reserves, and they did. They attacked and conquered parts of Southeast Asia, and got hold onto the large oil reserves that they desperately needed for their military machinery.
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