Passage: Pressburg flourished during the 18th-century reign of Queen Maria Theresa, becoming the largest and most important town in Hungary. The population tripled; many new palaces, monasteries, mansions, and streets were built, and the city was the centre of social and cultural life of the region. Wolfgang Amadeus Mozart gave a concert in 1762 in the Pálffy Palace. Joseph Haydn performed in 1784 in the Grassalkovich Palace. Ludwig van Beethoven was a guest in 1796 in the Keglević Palace.The city started to lose its importance under the reign of Maria Theresa's son Joseph II, especially after the crown jewels were taken to Vienna in 1783 in an attempt to strengthen the relations between Austria and Hungary. Many central offices subsequently moved to Buda, followed by a large segment of the nobility. The first newspapers in Hungarian and Slovak were published here: Magyar hírmondó in 1780, and Presspurske Nowiny in 1783. In the course of the 18th century, the city became a centre for the Slovak national movement.

Question: What was the second group of individuals that moved to Buda?
a large segment of the nobility