Because he was invading Persia and was a cruel leader.
Umar or Omar, was a son of a powerful and influential Muslim caliph
umar
Caliph Omar/Omer/Umar (RA), the second Rashidun Khalifa or Rightly-Guided Caliph, reigned from August 23, 634 to November 7, 644, when he was killed by a Persian prisoner.
You need to be more specific about which Umar are you talking about. Umar is an Islamic name. If you are referring to one of the notable Muslim Caliph Umar, his father was Khattab Ibn Nufayl.
Semab Umar is a Sunni Muslim. The Shias don't name their sons after the name of the second Rightful Caliph Hazrat Umar RAU.
There is no 5th Khalifah, there were only 4 ______________________________ The Caliph Umar Ibn AbdelAziz is the fifth Caliph (or Khalifa) of the four Rashidoun Caliphs. ______________________________ The Rashidoun Caliphate is entirely made up of four Caliph's, islamic history does not reflect a 5th Caliph at all. Umar (R.A.) was teh second Caliph, not teh 5th.
It was during the reign of second Rightful Caliph Hazrat Umar r.u.a.
Umar Farooq
When Hazrat Umar went to the mosque to lead a prayer, a Magian named Abu Lulu Feroze, who had a grudge against Hazrat Umar on a personal matter, attacked him with a dagger and stabbed him several times. Hazrat Umar reeled and fell to the ground.When he learned that the assassin was a Magian, he said, "Thank God he is not a Muslim."The injuries were so serious that the great Khalifa died the next morning. Full biography of the great Caliph:http://baharemadinah.com/index.php?option=com_content&view=article&id=137:hazrat-umar-farooq&catid=47:the-blessed-companions&Itemid=350
saudi arabia
that is what Muslims choose
Abu bakr