PERSON@1 , A History of LOCATION@1 , p NUMBER@1 Under PERSON@2 I and his son PERSON@3 I , the dynasty became a military , economic and cultural power in LOCATION@2 and LOCATION@3 .

Under PERSON@2 I -LRB- PERSON@4 -RRB- and his son PERSON@3 , the dynasty became a military , economic and cultural power in LOCATION@4 .
