It is called Jihad. Refer to the related questions, listed below, for more information.
Jihaad
Apologetics is "argumentation on behalf of the Christian faith".
In the Shi'a Muslim faith, they are called imams.
The founder of Pakistan Muhammad Ali Jinnah gave the motto: Unity-Faith-Discipline-Continuous struggle
Mujahideen in general is used by Muslims to refer to those who share their Islamic faith and struggle in the path of Allah. The literal translation is "people doing jihad".
Killing innocent people is prohibited in islam its not part of Islamic Faith.
The Islamic faith believes in Allah.
It's the ninth month in the Islamic calendar which is called " Ramadan".Ramadan
Each Islamic country has its capital city but if you mean the spiritual capital of the Islamic faith then it's the city of Mecca (Makkah).
Muhammad (PBUH) today in different Islamic countries there are different leaders called Imam.
They both believe in one God.
Allover the world