It's correctness and rightness and its ability to answer any question and solve any problem of mankind...
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After the death of Muhammad, Islam spread all the way to the northern Arabian Peninsula.
Islam has spread to all continents of the world , the farthest point is Alaska .
500 miles
It was during the reign of the second Rightful Caliph Hazrat Omar RAU the Islam spread far and wide.
Spread of Islam was not hindered in east africa, it reached as far as Zambia, Mozambique and further south to Rwanda
To allover the world; from west to east and from north to south. Prior to the 20th century, the farthest westward that Islam had spread was Morocco and Mauritania.
Yes, it is allowed so far it is covering the body as minimum from naval to knees.
because the intermolecular structure is far apart
Islam was spread far and wide mainly because of:Trade that reached the Far East including China, Indonesia, the Philippines, and many other countriesthe authenticity of Islam religion, its simplicity and logicsthe authenticity of Quranthe good morals as extracted from QuranProphet Muhammad as a good model in all aspects of life.refer to related questions below.
May be the 11 sep. event. This caused high attention and research about Islam in world and more people could know Islam and how it is not a religion of violence or terrorism and how it calls for tolerance and peace and is based on authentic Quran revelation from God to prophet Muhammad (PBUH).
Christianity and Islam spread far from where they were founded
Islam first spread along TRADE ROUTES since merchants could often bring the religion to places too far away to effectively conquer.