Simplify the following text for a Grade 13 native English-speaking person.
Original: According to the Constitution of Russia , oblasts are considered to be subjects of the Federation , which is a higher status than that of administrative units they had within the Russian SFSR before the dissolution of the Soviet Union .
Simplified: According to the Constitution of Russia , oblasts are considered to be subjects of the Federation , which is a higher status than that of administrative units they had within the Soviet Union .