What is maria theresa's reign?

Maria Theresa was able to rule because her father, Charles VI, issued the Pragmatic Sanction that said the women were able to inherit dynasties. She ruled the Hapsburg empire from 1740-1765. She was only able to stay on the throne because the she pleased the Hungarian nobles. During her reign were the War of Austrian Succession (the Treaty of Aix-la-Chapelle), the Diplomatic Revolution, and the Seven Years War.