Answer 1
Twelver shia Muslims live in many countries. Iran is the main Shia county and the leader of Shia Islam in world. Twelver Shia Islam constitute the majority of the population in Iran (90%), Azerbaijan (75%), Bahrain (70%), Lebanon (65% of Muslims) and Iraq (65%), Yemen (45%). Other countries with a significant proportion of Shia are Syria (15%), Kuwait (35%), Pakistan (20%), India (23% of Muslims), Afghanistan (15%), Saudi Arabia (18%), Turkey (20%), United Arab Emirates (16%), Qatar (15%), Albania(25%).
other Muslim countries are mainly sunni with minor shia population. Qum in Iran and Najaf in iraq are two main city of Shia Islam.
See the related link for differences between Sunni and Shia Islam.
Answer 2
With the exception of very minor Islamic sects, Shiites and Sunnis are the only Islamic Sects. Therefore almost all Muslim-majority countries (the exception being Oman which has an Ibadi majority) are an exclusively Shiite-Sunni mix (except for non-Islamic religions). In the countries surrounding Oman, there may be incidental Ibadis but other than that, there is no significant population of non-Shia and non-Sunni Islam in the world today.
No group is an enemy to Shiites Muslims. Muslims are Muslims irrelevant to their groups or schools. The main two Islamic groups; Sunnis and Shiites; differ in minor side issues that never imply any enmity between both. Refer to question below.
Muslims were divided into two groups
They are Sunnis and Shiites. However, they are two religious schools or groups rather than real two different sects. They, both, share all basic principles of Islam. They differ only in minor details. Refer to the related question below for more information.
Kurds, Sunni, and Shiites.
Sunnis and Shiites.
Sunnis and Shiites
the main groups are Sunnis and Shiites. refer to related question below for more information.
there are 2 main groups shiites and sunnis then there are branches within each
Mainly Sunnis and Shiites. Refer to question below.
many Islamic groups started after the world war |.the groups :sufism. dhikr. tarika. murids. zar
No, it was a terror group composed of Islamic fundamentalists. They call themselves "Muslims", but they are not true Muslims, because Muslims follow the path of love and friendship, whereas the Islamic fundamentalist groups are the opposite of that.
Mainly Shiites and Sunnis. Refer to question below