Daily
250 words
4/10
Rating

12 September 2026

25th anniversary of 9/11 attacks

The 9/11 attacks serve as a foundational case study for global counter-terrorism frameworks and shifts in international security, providing useful context for GS3 security questions despite being a historical foreign event.

1 min read 1 questions 1 prelims

Notes

  • September 11, 2001, marked the 25th anniversary of the al-Qaeda terrorist attacks on the United States.
  • The attacks involved the hijacking of four commercial aircraft, resulting in the destruction of the World Trade Center towers and damage to the Pentagon.
  • Nearly 3,000 people were killed during the coordinated attacks.
  • One hijacked aircraft crashed in Pennsylvania following resistance from passengers and crew members.
  • The events are widely characterized as a historical turning point that fundamentally altered global security paradigms and international relations.

Questions

  1. The 9/11 attacks are often cited as a watershed moment in international relations that redefined the global approach to counter-terrorism. Analyze the evolution of international security cooperation and the challenges posed by non-state actors in the post-2001 geopolitical landscape. 250 words
    Attempt this — 250 words in 11 min
    0 / 250 words 11:00

Prelims

  1. Which organization was responsible for the September 11, 2001, terrorist attacks in the United States?

Syllabus

Topics

Sources

250words.in · https://250words.in/daily/2026-09-12/25th-anniversary-of-9-11-attacks