Same reason why other faiths have religious festivals.
no, she had a travel to Islamic country Pakistan and there weard Islamic Hijab and its photo was in internet and media and people thought she has converted to Islam according her Islamic cloths.
They have their own festivals which don't seem much to be interrelated such as the different Eids in Islam, Easter and Christmas in Christianity and Shabbat in Judaism. Even to an extent the Islamic new year and the Christian new year also varies.
are there any festivals in Islam Sikhism and Buddhism
Killing innocent people is prohibited in islam its not part of Islamic Faith.
it is the gods in which the Islamic people believed in.
Numerous people, typically Islamic Scholars and researchers into Islam and its traditions.
Mmany of the Mali people accepted Islam and put Islamic way of life into practice.
eid al fitr eid al azha
Islam as a religion is the glue that holds the Islamic World together.
Islam is a religion that can be represented by Islamic Community, Islamic state, Islamic nation, or Islamic world.
Yes, most people in Cairo are Islamic.
The answer is in your Question: Islam and its followers are called Muslim