Complex sentence: Only with D. Manuel I in 1521 it reached again the status of city, and head of diocese in 1770, more than a thousand years after the fall of the Visigoth city.
Split into simpler sentences: Only with D. Manuel I in 1521 it reached again the status of city. Beja became again the head of a bishopry in 1770, more than a thousand years after the fall of the Visigoth city.