Pope Alexander VII, born Fabio Chigi in 1599, served as the head of the Roman Catholic Church from 1655 until his death in 1667. He was known for his efforts to reform the church and improve its administration. His papacy was marked by a focus on the arts and architecture, leading to the commissioning of several important works in Rome. During his time as pope, Alexander VII also dealt with various political challenges, including relations with France and Spain. He was involved in the Jansenist controversy, which sought to address issues of grace and free will within the church. His leadership contributed to the shaping of the Catholic Church during a time of significant change.