9/11 refers to the tragic airborne terrorist attack on US mainland by group of terrorist at different places such as World Trade Centre and Pentagon using hijacked airoplanes.

Understanding 9/11 in Contemporary World Politics
The September 11, 2001, terrorist attacks in the United States have significantly shaped contemporary world politics. Here are key aspects to consider:
Global Security Paradigms
- Rise of Terrorism as a Central Issue: Post-9/11, terrorism became a primary concern for global security, leading to new policies and military interventions.
- Homeland Security Initiatives: Countries, particularly the U.S., invested heavily in homeland security and intelligence-gathering operations.
U.S. Foreign Policy Shifts
- War on Terror: Initiated by the U.S. government, this campaign justified military actions in Afghanistan and Iraq, altering international relations.
- Preemptive Strike Doctrine: The U.S. adopted a proactive approach to national security, leading to interventions based on perceived threats.
Islamophobia and Social Impact
- Cultural Backlash: The attacks fueled rising Islamophobia, resulting in discrimination and social tensions in various countries.
- Radicalization: Some communities faced increased radicalization as a response to foreign policies and perceived injustices.
International Cooperation
- Global Alliances: Countries collaborated more closely on intelligence sharing and counter-terrorism efforts, leading to new treaties and agreements.
- UN Involvement: The United Nations became more involved in addressing terrorism, leading to resolutions aimed at combating global terrorism.
Conclusion
The implications of 9/11 continue to influence international relations, security policies, and societal attitudes across the globe, illustrating its lasting impact on contemporary world politics.