However, Zubara was itself the center of violence at times:
The Persians attacked Zubara since it was controlled by the al-Khalifa. However, they failed take it from the al-Khalifa.
The Conquest of Bahrain:
Nasser Al-Mathkor attacked Zubara periodically but failed to
take it.
Economic competition marked a motive
1783, the stormed the Al-Murair fort but failed to take it.
The tribes from all of Qatar united:
were joined by Al-Jalahma (Utub) of Kuwait
Tribes included: Musallam , Al bin Ali , Sudan from Doha, Al bu Ainain from Wakrah, Kibisha from Khor Hassan, Manai from Abu Duluf, Sada from Ruwais, Al Bu Kuwara and Al-Naim.
Led by Sheikh Ahmed al-Khalifa, they invaded and captured the
Island of Bahrain from the Persians in 1783
This began Sunni Arab rule of Bahrain, the Al-Khalifa.