2. Literature research
1) How have topics of three major public broadcasting stations changed for four weeks?
2) How has the weight of reports about Cheonan ship accident changed for four weeks?
Though we couldn't find a data related to the changes of news topics, we thought that news topics would be changed depending on a process of solving the problem. We could expect the aspect of change
IV. Administrative Systems in North Korea
At first, North Korea established a ‘people’s republic constitution’ in 1948. In December 1972, they adopted a ‘socialist constitution’ at the first session of the fifth Supreme People's Assembly. In April 1992, they reformed it(old socialist constitution) at the third session of the ninth Supreme People's Assembly. In 1998, they drastically a