The "Federal period" refers to the time in American history from approximately 1789 to 1820, following the adoption of the U.S. Constitution. This era is characterized by the establishment of a strong federal government and the development of national identity. It saw the presidency of figures like George Washington and Thomas Jefferson, who played crucial roles in shaping the new nation. During the Federal period, there was significant growth in architecture, literature, and art, reflecting the ideals of democracy and republicanism. The style of Federal architecture emerged, marked by symmetry and classic details. This period laid the foundation for the United States' political and cultural landscape.