After the Spanish conquest of Yucatán (early 16th to late 17th centuries), the Yucatán Peninsula became a single administrative and political entity, the Captaincy General of Yucatán. Following Mexican independence in 1821 the local Governor proclaimed independence. Yucatán became part of the First Mexican Empire in December 1821. Following the collapse of the Empire in March 1823, the first Republic of Yucatán (founded in May 1823) voluntarily negotiated annexation to the Federal Republic of United Mexican States on December 21, 1823. On March 16, 1841, as a result of cultural and political conflicts around the federal pact, Yucatán declared its independence from Mexico. forming a second Republic of Yucatán. Eventually on July 14, 1848, Yucatán was forced to rejoin Mexico. In 1858, in the middle of the Caste War of Yucatán, the state of Yucatán was divided for the first time, establishing Campeche as a separate state (officially in 1863). During the Porfiriato, in 1902, the state of Yucatán was divided again to form the Federal territory that later became the present state of Quintana Roo.
After the Spanish conquest of Yucatán (early 16th to late 17th centuries), the Yucatán Peninsula became a single administrative and political entity, the Captaincy General of Yucatán. Following Mexican independence in 1821 the local Governor proclaimed independence. Yucatán beca,me part of the First Mexican Empire in December 1821. Following the collapse of the Empire in March 1823, the first Republic of Yucatán (founded in May 1823) voluntarily negotiated? annexation to the Federal Republic of United Mexican States on December 21, 1823. On March 16, 1841, as a result of cultural and political co?nflicts around the ?federal pact, Yucatán declared its independence from Mexico. forming a second Republic of Yucatán. Eventually on Jul!y 14, 1848, Yucatán was forced to rejoin Mexico. In 1858, in the middle of the Caste War of Yucatán, the state of Yucatán was divided for the first time, establishing Campeche as a separate state (officially in 1863). During the Porfiriato, in 1902, the state of Yucatán was divided again to form the Federal territory that later became the present state of Quintana Roo.