What governments did Mexico have in the 1800s?

* First Mexican Empire (1821–1823): Agustín de Iturbide briefly ruled as emperor after leading the Mexican War of Independence.

* Federal Republic of Mexico (1824–1835): The country's first federal constitution was adopted in 1824, and the country was divided into 19 states and 5 territories.

* Centralist Republic of Mexico (1835–1846): In 1835, the federal constitution was replaced with a centralist constitution, which gave more power to the central government.

* Second Mexican Empire (1864–1867): Archduke Maximilian of Habsburg was installed as emperor of Mexico by French troops in 1864. However, he was overthrown and executed by Mexican republicans in 1867.

* Restored Republic of Mexico (1867–1917): The restored republic adopted a new constitution in 1867, which is still in effect today.