North-South problem; global North-South divide
Refers to the economic and political disparity between developed nations (Global North) and developing nations (Global South). Common in international relations and development discourse.
The North-South problem remains a major challenge for the international community.
彼は大学で南北問題について研究している。
He is researching the North-South divide at university.
International organizations discussed measures to resolve the North-South problem.
In recent years, the North-South problem has been getting more and more serious.