03/01/1093
Transfer of Possession
Mutawaquil, ruler of Badajoz, donated Sintra (w/ Santarem and Lisbon) to Afonso VI de Leao and Castela in the spring of 1093
1095 - 12/31/1095
Muslim Conquest
Returned to Muslim domain
1147
Christian Reconquest
Surrendered voluntarily and definitively to Afonso I of Portugal
1385
Succession Crisis
Only following the 1385 Battle of Aljubarrota did the mayor of Sintra, Manuel Henrique de Vilhena, give up the castle to João I of Portugal
Date of Known Existance
(Date Issue) Occupation of site begins between the 10th and 8th centuries BCE
409
Original Construction Date
(No Date) Visigothic conquest implied by the presence of a Visigothic church - Church of St Peter, built between the 7th and 8th centuries - predating the Muslim Conquest
700
Original Construction Date
Earliest fortification of the peninsula built to control land routes connecting Sintra to Mafra, Cascais and Lisbon
1154
Reconstruction Date
Repopulated and reconstructed by a royal charter from Afonso I of Portugal. Church of Sao Pedro of Canaferrim added, "reconstructed in the Romanesque style" (unclear if describing church or castle)
1185 - 03/26/1211
Reconstruction Date
Remodeled and strengthened by Sancho I of Portugal, including work on the church that added capitals
1375 - 12/31/1375
Reconstruction Date
Fernando I of Portugal restored castle at the suggestion of his treasurer, Joao Annes de Almada
12/05/1496 - 10/01/1497
Abandonment Date
Manuel I of Portugal expelled the Jews from Portugal, depopulating the castle, which had fallen into disuse in the previous century following the construction of the Palacio Nacional de Sintra
1636 - 1755
Destruction Date
Natural disasters caused the destruction of the castle beyond the point of usability - lightning strikes and an earthquake
409
Other Conquest
(No Date) Visigothic conquest implied by the presence of a Visigothic church - Church of St Peter, built between the 7th and 8th centuries - predating the Muslim Conquest
700 - 12/31/0800
Muslim Conquest
Muslim occupation, population at site called as-Shantara
1094 - 12/31/1094
Muslim Conquest
Christian territories, including Sintra, Lisbon, and Santarem, fall to Ali ibn Yusuf ibn Tashfin and come under the control of the Almoravids
12/01/1094
Christian Reconquest
Regained by the forces of Afonso VI de Leao and Castela
1369 - 12/31/1382
Fernandine Wars
During the reign of Fernando I of Portugal the castle was besieged by Castile during the Fernandine Wars
1154
Charter
Repopulated and reconstructed by a royal charter from Afonso I of Portugal. Church of Sao Pedro of Canaferrim added, "reconstructed in the Romanesque style" (unclear if describing church or castle)
Event Sources: Fortalezas.org, Castillos.net, Wikipedia
Event Research by Brittany Forniotis
Fusion 360 Model by: