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HISTORY
War
Longest Sieges
This list features the reputedly longest sieges in history.
RANK | SIEGE | WAR | YEARS | LENGTH |
1 | Siege of Ceuta | Spanish-Moroccan Wars | 1694–1720 1721–1727 | 32 years |
2 | Siege of Candia | Cretan War | 1648–1669 | 21 years |
3 | Fall of Philadelphia | Ottoman-Venetian Wars | 1378–1390 | 12 years |
4 | Siege of Troy | Trojan War | c. 12th century BCE | 10 years |
5 | Siege of Veii | Roman Wars | c. 406–396 BCE | 10 years |
6 | Siege of Thessalonica | Ottoman Wars | 1422–1430 | 8 years |
7 | Siege of Tripoli | Crusades | 1102–1109 | 7 years |
8 | Siege of Harlech Castle | Wars of the Roses | 1461–1468 | 7 years |
10 | Siege of Constantinople | Byzantine-Arab Wars | 674–678 | 4 years |
11 | Siege of Carthage | Punic Wars | 149–146 BCE | 3 years |
12 | Siege of Leningrad | World War II | 1941–1944 | 3 years |
References
Explore the Archive. (n.d.). Longest siege in history. Available at: https://explorethearchive.com/longest-siege-in-history [Accessed 1 December 2025].
History. (n.d.). The longest sieges in medieval history. Available at: https://www.history.co.uk/articles/the-longest-sieges-in-medieval-history [Accessed 1 December 2025].
British Museum. (n.d.). Myth of the Trojan War. Available at: https://www.britishmuseum.org/blog/myth-trojan-war [Accessed 1 December 2025].
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