Simplify the following text for a Grade 14 native English-speaking person.
Original: As the Germanic kingdoms succeeded Roman authority in the West in the fifth century , Roman landlords were often simply replaced by Gothic or Germanic ones , with little change to the underlying situation or displacement of populations .
Simplified: As the Germanic kingdoms succeeded Roman authority in the West in the fifth century , Roman landlords were often simply replaced by Gothic or Germanic ones , with little change to the underlying situation .