This is the 10546th most frequent Korean word.
국민이나
"국민이나" translates to "the people/citizens or" in English.
Here, '국민이나' is paired with another term '정치인들' as part of a comparison, meaning 'citizens or politicians'.
국민이나 정치인들은 모두 국가 발전에 최선을 다해야 합니다.
Citizens or politicians should all do their best for national development.
'국민이나' in this sentence connects 'citizens' with consideration or inclusion alongside other groups, in this case '세계인' or 'global residents'.
국민이나 세계인 모두 환경문제를 고민해야 할 때입니다.
It is time for both citizens and global residents to consider environmental issues.
The usage of '국민이나' highlights inclusion by mentioning citizens as part of a collaborative group solving problems.