Simplify the following text for a Grade 8 native English-speaking person.
Original: In 1833 , following tribal feuding , the Al Maktoum dynasty ( also descendants of the House of Al-Falasi ) of the Bani Yas tribe left their ancestral home of the Liwa Oasis , South-west of the settlement of Abu Dhabi and quickly took over Dubai from the Abu Fasala clan without resistance .
Simplified: In 1833 , the Al Maktoum dynasty of the Bani Yas tribe left Abu Dhabi and took over Dubai `` without resistance '' .