The anterior cerebral artery extends upward and forward from the internal carotid artery. It supplies the frontal lobes, the parts of the brain that control logical thought, personality, and voluntary movement, especially of the legs. Stroke in the anterior cerebral artery results in opposite leg weakness.
Maria Theresa ruled for forty years the wide empire of Austria. Maria Theresa's first challenge was Prussia. They tried to occupy Silesia after the death of her father.
Habsburg power peaked when, via strategic marriage, a single Habsburg came to be (simultaneously) the Spanish king and Holy Roman emperor. This man is known as Charles V (Holy Roman emperor) or Charles I (king of Spain). Charles' dual reign spanned roughly four decades, near the beginning of the Reformation period.