Mut'a is allowed in certain circumstances in the Shi'a school of thought. The rules of permanent marriage apply.
No, it is not.
shia which is the sect of the majority in Iran
The Kurds belong to many different sects, most notably being the Sunni sect as the majority. There is also a the Shia sect from among Kurds, most from the Shia sect live in Iran and Iraq.
Shia
according to shia its allowed a shia marry a sunni. about sunni it depends on the sect.
Shia
Shia Islam. near 90% are Shia Muslim. Iran is the largest Shia Islam country in world. Iran is the center and axis of Shia Islam.
About 80% of Muslims are Sunni, and about 15% are Shia.
neither. Although it emerged as a sect from Shia at about 11th century
this question needs more clarification. if means by community as sect, there are many sects in shia which in a book by the name of Sects of shia of Nobakhti explained. but the most famous community of shia are Athna Ashari or twelfth imams sect, Ismailite,waqefiyyah, Zaydiyyah,Batenniyyah and others.
Taliban is not shia. Taliban members are Wahhabi which is a sunni sect. there is not relation between shia and Taliban.
Sunni sect is the largest sect of Islam. Shia are in very less number. Sufi is not a sect. It is a way of life for some of the Muslims who seek pleasure of Almighty Allah by excessive prayer and devotion.