About Korean Language
According to Wikipedia.org, The Korean language is the official language of North and South Korea. Around 48 million speakers live in South Korea while the other 24 million reside in North Korea. There are around 2 million speakers of the Korean language in China while 1 million are in the United States. The dialect of Korean is different in both North and South Korea. Even the spellings, alphabets, and vocabulary choices are different. The writing system features vernacular script and is now known as Hangul. There are two different types of vowels that include y or w. Some front vowels are written as e = [e], and ae = [ε] or [æ]. However, some of them are originally diphthongs. The Korean language is deeply influenced by Chinese but even then, it is completely different from it.
About Belarusian Language
According to Wikipedia.org, Belarus is a popular country in Eastern Europe but it got independence in 1991. This country was traditionally known as Belorussia or White Russia. It is one of the smallest among the three Slavic republics of the Soviet Union. The larger ones are Russia and Ukraine. Belarusian and Russian are the official languages of Belarus. Even the dialects are transitional in both. If we talk about the written form it features Cyrillic alphabets. The loanwords are taken from both Polish and Russian. These words are also reflective of the history of the region. The total number of Belarusian speakers is 5.1 million. About 85.6% of Belarusians have declared it as their mother tongue. All the native speakers speak this language in their daily communications.