This is the 3607th most frequent Korean word.
법이
"법이" means "law" or "the law" in English.
'법이' refers to 'the law' as the subject doing the action of protecting people.
법이 사람들을 보호해야 합니다.
The law should protect people.
Here, '법이' refers to 'the law' and sets the condition linked to fairness.
법이 공정하지 않을 때 문제가 생깁니다.
When the law is unjust, problems arise.
In this sentence, '법이' is the topic of discussion relating to needing change.