the major ethnic and language groups in the country
The Korean DMZ was established in 1953.
Romans believed in a government system called a "republic". This form of government didn't believe in having a ruler and keeping information private but instead allowing the people to decide what's best for the country. A political map would allow them to see what the Romans supported and would give a brief look on their moral values. Using a political map would allow them to discover the political views of the romans.
According to NASA the only one of these that actually seems to be a real type of galaxy would be C. Barred Spiral Galaxy. I hope this helps :)
