You can start with this website http://nigeria.usembassy.gov/ A letter of invitation is usually advised. They may also need to show strong ties to their country, such as family, a job, home, a bank account.
Quick Answer. Over one billion Muslims live in Asia, which makes it the continent with the highest Muslim population. Indonesia is the country with the largest Muslim population, with 209 million people. Continue Reading.
Quran is the Holy book and acted by the Muslims living in the different countries of the world. Indonesia, India, Pakistan and Bangladesh are the major countries having the largest Muslim population. Continue reading Top 5 Largest Religions in the World.