UPSC Key: India’s first hydrogen train, IMAX camera, and SNFA category

Preliminary Examination: Current events of national and international importance Advertisement Mains Examination: General Studies-II: Bilateral, regional and global groupings and agreements involving India and/or affecting India’s interests What’s the ongoing story: In a move that is expected to impact a large number of US-bound Indians, the Donald Trump administration on Thursday moved to tighten the visa duration for foreign students, journalists and cultural exchange visitors. Key Points to Ponder: — What is the issue related to US-visas? — What are F-1 visas? — What are the areas of cooperation between India and the US? — What are the reasons that…