Complex sentence: In the early 19th century, Bahrain was invaded by both the Omanis and the Al Sauds, and in 1802 it was governed by a twelve year old child, when the Omani ruler Sayyid Sultan installed his son, Salim, as Governor in the Arad Fort.
Split into simpler sentences: In the early 19th century, Bahrain was invaded by both the Omanis and the Al Sauds. In 1802 it was governed by a twelve year old child, when the Omani ruler Sayyid Sultan installed his son, Salim, as Governor in the Arad Fort.