UPSC Essentials   brings to you its initiative of subject-wise quizzes. These quizzes are designed to help you revise some of the most important topics from the static part of the syllabus. Attempt today’s subject quiz on   International Relations  to check your progress. Gear up for UPSC Prelims 2026—Practice smarter, revise faster, and succeed with our  Special Quiz Magazine . ( Click Here ) 1. Saudi Arabia 2. Brazil 3. Iraq 4. United States 5. Kuwait Relevance: The question is important for understanding global energy geopolitics and the role of OPEC+ in crude oil pricing. The topic is frequently linked with current affairs on oil supply cuts, inflation, and India’s energy security. Explanation —  OPEC+ is set to agree on a modest oil output hike, according to sources who spoke to news agency Reuters. However, the increase will remain mostly on paper as ⁠long ​as the US-Iran war continues to disrupt Gulf oil supplies.…