maria theresa had access to the thrown through a law her father passes when he was worried he'[d never have an heir to the thrown.
Since she was free to marry and in charge of the land along with the people, she heavily influenced her kingdom with religion. she was incredibly strict. She had 16 children, of which only 10 survived. her eldest son was in control of military influences and they often fought on beliefs.
As a ruler maria temporarily influenced the community by religious beliefs. Due to warfare, maria had an impact on the territory. As a final lasting affect, maria's daughter, soon to be the next queen, became the greatest of them all.