In China, successful men often had concubines until the practice was outlawed after the Communist Party of China<span> came to power in 1949.</span>
The correct answer would be not as serious. The main reason why the conflicts in Central Asia are not as serious as those in Caucasus is that for a long time the religion was subdued by the rule of the Soviet Union. After the fall of the Soviet Union there has been an increase in the religious activity but nothing really major as it happened in the Caucasus.
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Talking to a person you do not know, an email to a business representative, and similar would be situations where someone would have to use formal language.
