Shafaqna English | by Leila Yazdani*: This year’s Arbaeen pilgrimage, which attracted millions of Muslim pilgrims globally to Karbala, had a notably different tone. In the international order post-US-Israeli war on Iran, Arbaeen stands as an international institution with relatively stable norms and functions that influence regional and global actors. The most significant geopolitical achievements of the Arbaeen March are as follows:1- Sense of belonging to a transnational community is the geopolitical identity of Arbaeen: The concept of geopolitical identity refers to the regional system to which a country, group, or society belongs. Furthermore, geopolitical identity plays a crucial role in shaping strategies and geopolitical relations. This cooperation, which includes information exchange, border coordination, joint training, and synchronized patrols, provides a practical and valuable example of cooperation for mutual security and strengthens regional security capabilities.