Answer 1
The Afghan people followed Islam when they got convinced as to Islam's authenticity, logic, and morals.
Answer 2
Afghanistan (especially Western Afghanistan) was once part of Greater Persia, Khorasan, and Khwarezm. These provinces came under the influence of the Islamic Caliphates as early as the 650s C.E. In the Islamic Caliphates, being Moslem opened many economic and political doors for people. Therefore the Afghans who did not have a very strong attachment to their animistic traditions prior to being exposed to Islam, converted to Islam relatively quickly.
Islam is the official religion in Afghanistan.
The religion in Afghanistan is Islam
Islam.
The most popular religion in Afghanistan is Islam, with the majority of the population practicing Sunni Islam.
the answer is that the religion is islam because there are muslims
Their main religion is Islam. (They're Muslim). Afghanistan is officially the Islamic Republic of Afghanistan.
Islam.
Seems that the main religion is Islam.
Islam was not founded in that country.
Islam.
Afghanistan.
Islam