She was described as her brother's close confidante and friend, and her relationship with him is described as sentimental and tender, but she was said to lack any understanding of - or interest - in political issues. In 1769, she advised the king to ally with France in order to be given a secure future with an allowance if he should be deposed by the Bar Confederation. Her brother the king granted her Moskow, Bielsko and Krosno as "starosti" for her personal income. She lived a life in comfort and had a private Italian orchestra, theater and ballet, and spent the winters in Warsaw and the summers in Bialystok. She was called pretty but not intelligent, and her receptions was visited by foreign travelers and diplomats. In Bialystok, she introduced several social inventions such as schools and hospitals.