This is the 17183rd most frequent Korean word.
서방국들은
"Western countries."
In this sentence, '서방국들은' refers to Western countries in general as collective entities participating in economic cooperation.
서방국들은 경제 협력을 강화해야 한다.
Western countries must strengthen economic cooperation.
Here, '서방국들은' represents countries from the Western bloc as advocates of global human rights protection.
서방국들은 인권 보호를 위해 많은 노력을 기울이고 있다.
Western countries put great effort towards the protection of human rights.
In this usage, '서방국들은' signifies the Western nations involved in international efforts to combat climate change challenges.