The Emboscada ( Portuguese - Ambush) was a

palace coup A palace is a grand residence, especially a royal residence, or the home of a head of state or some other high-ranking dignitary, such as a bishop or archbishop. The word is derived from the Latin name palātium, for Palatine Hill in Rome whic ...

of 6 October 1846, by which queen

Maria II , image = Queen Maria II by John Simpson.jpg , caption = Portrait by John Simpson, 1835 , succession = Queen of Portugal , reign = , predecessor = Pedro IV , successor = Miguel I , reg-type = Regents , regent ...

deposed the government presided over by

Pedro de Sousa Holstein, 1st Duke of Palmela D. Pedro de Sousa Holstein, 1st Duke of Faial and Palmela (8 May 1781–12 October 1850) was one of the most important Portuguese diplomats and statesmen in the first half of the 19th century. He also served as the country's first modern Prime M ...

, that had been installed on 20 May that year as a result of the Revolution of Maria da Fonte. By thus dismissing the government of Palmela, that had only come to power 5 months earlier, and replacing it with a Cartista government (described as government of the Cabrais without Cabral) presided over by João Francisco de Saldanha Oliveira e Daun, 1st Duke of Saldanha, the monarch rekindled the revolt and precipitated the civil war known as the

Patuleia The Patuleia, Guerra da Patuleia, or Little Civil War was a civil war in Portugal, so called to distinguish it from the 'great' civil war between Dom Pedro and Dom Miguel that ended in 1834. The Patuleia occurred after the Revolution of Maria ...

References

1846 in Portugal Conflicts in 1846 {{Portugal-hist-stub