The best place in the world is homeland In 1980 and after the Soviet occupation of Afghanistan and the beginning of the civil war the arrival of Afghan immigrants to Iran began. And over the past four decades, according to the security crisis and the lack of proper employment in Afghanistan, this process has continued. Khorasan Razavi is recognized as one of the main destinations of Afghan settling in Iran, most of whom are settled in Mashhad are in the Golshahr neighborhood And about 5,000 Afghan refugees reside in the Mehmanshahr Camp of Torbat-e jam.According to estimates, about 2.5 million Afghan refugees live in Iran. Since the beginning of this years'economic problems of Iran and the improvement of the business environment in Afghanistan, according to the International Organization for Migration (IOM), about half a million Afghan refugees have returned to Afghanistan and this process continues. The Doğaron border in Taybad is the most important passageway between Iran and Afghanistan and the exit process of Afghans is through the United Nations High Commissioner for Refugees (UNHCR) office in Doharon.According to global statistics, about 3 percent of the world's population is immigrants who migrate due to lack of social, political, and economic security and migrate for building a better life. Immigration that is often compulsory and comes with a prospect of returning to the homeland. This hope of returning may be due to the fact that the best place in the world for everyone is his/her homeland.