Complex sentence: With the death of Nguyễn Xí in 1465, the noble families from Thanh Hóa province lost their leader and they were mostly relegated to secondary positions in the new Confucian government of Thánh Tông.
Split into simpler sentences: With the death of Nguyễn Xí in 1465, the noble families from Thanh Hóa province lost their leader. Soon they were mostly relegated to secondary positions in the new Confucian government of Thánh Tông.