This is the 5846th most frequent Korean word.
북한으로
"북한으로" means "to North Korea."
In this sentence, '북한으로' specifies the destination of the planned trip, indicating movement towards North Korea.
그들은 북한으로 여행을 계획하고 있습니다.
They are planning a trip to North Korea.
Here, '북한으로' is used to denote the direction of the action, which is sending aid towards North Korea.
우리는 지원을 북한으로 보낼 것입니다.
We will send aid to North Korea.
In this case, '북한으로' describes the route or path leading towards North Korea, indicating the goal of the journey.