Amir Arian Hasanlou, a student from Zanjan, secured third place in the Universal Postal Union’s 55th International Letter-Writing Competition for Young People (2026). The competition was held in collaboration with the World Health Organization (WHO) and UNESCO, drawing over 1.48 million entries from 65 countries. The winners were announced as follows: Ms. Zhi Yuan Si, Ms. Samili Santana, Mr. Amir Arian Hasanlou (from Iran).