Interesting facts
Interesting facts about the system of fortifications in Komárno
- The outer perimeter of the whole system including the fortresses in SR and MR: 15,5 km
- Built-up area of preserved and existing elements of the fortification system in SR: about 465 000 m2 almost 50 ha
- Length of the Palatine and Vah Lines (from Bratislava Gate to Battery XI): 6,5 km
- Length of communication – artillery galleries – corridors in the fort walls in the Palatine Line: 3,5 km
- Total area of the Central Fortress (Old and New): 132 170 m2 over 13 ha
- Length of the Central Fortress (from the tip of the western bastion – Statue of Stone Virgin to the tip of the eastern bastion of the Old Fortress): 750 m
- The total area of the New Fortress: 98 410 m2 almost 10 ha
- Length of underground passage in bastion Madonna in the New Fortress: 300 m
- Building of army barracks in the New Fortress
- built-up area: 10 840 m2 over 1 ha
- length of the building: over 500 m
- number of rooms: 210 (2 floors)
- The total area of the Old Fortress: 33 760 m2 almost 3,5 ha
- Built-up area in the Old Fortress (bastions and curtains): 21 600 m2 over 2 ha
- Number of rooms (casemates) in the Old Fortress: 110 + shooting passages and communications
- Area of the big courtyard of the Old Fortress: 11 800 m2 over 1 ha
- Location of the main entrance of the fortress (Leopold Gate): 47°45´15,9´´N 18°08´03,5´´E
- Capacity of the whole system of fortifications in the 19th century: 200 000 soldiers

Parts of the fortification system on the left bank of the River Danube (SR):
- Old Fortress – 5 bastions
- New Fortress – originally 5 bastions – today Crownwork
- Vah Bridgehead – originally 4 bastions and 6 reduits
- Palatine Line – 5 bastions
- Váh Line – 2 bastions and 4 batteries, plus the Envelope

Parts of the fortification system on the right bank of the River Danube (HU):
- Danube bridgehead (Star Fort)
- Fort Sandberg (Fort Monostor)
- Fort Igmand

Important historical data regarding the system of fortification
-
1241 – 1242
The castle of Komárno withstands the Tartar invasion
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1265
City rights granted by King Bela IV in his charter
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1440
King Ladislaus V was born in the castle on 22 February
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1458 – 1490
During the reign of King Matthias The Corvinus, the castle serves as a summer residence of the king
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1526
The battle at Mohács – The beginning of Turkish rule in Hungary
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1546
The building of the present Old Fortress in Komárno upon the orders of Emperor Ferdinand I started on 23 March
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1557
Finished the building of the bastion type fortress (Old Fortress)
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1570
The flood in the town destroyed the walls of the Fortress.
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1572 – 1592
Reconstruction of the destroyed Fortress.
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1585
Building of the two palisades. St. Nicholas (later St. Philip) on the east side of the Váh River and St Peter on the south side of the River Danube.
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1594
Unsuccessful siege of the fortress by the Turks.
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1663 – 1673
King Leopold I orders the building of the New Fortress according to the plans of Franz Wymes.
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1699
The Treaty of Karlowitz is signed – the Fortress loses its significance.
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1745
Privileges of free royal town are donated to Komárno by Maria Theresa in her charter.
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1763
Earthquake in Komárno. The town is in ruins.
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1782
The territory of the Fortress becomes the town’s property.
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1783
Earthquake in Komárno – the Fortress is in ruins.
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1800
14 June – the battle of Marengo. The victory sealed the success of Napoleon’s Italian campaign forced Austria to peace negotiations.
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1805
2. December – the Battle of Austerlitz, the French army, commanded by Emperor Napoleon I, decisively defeated the Russian and Austrian troops.
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1807
Visit of Francis II to Komárno in order to see the Fortress, arrival of military officers from Vienna in order to survey the castle and the surrounding land.
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1808
Renovation of the Old and New Fortresses – rebuilding of the New Fortress into crownwork
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1809
Palatine Joseph conducts the building of the temporary defence line (Palatine Line), consisting of six bastions
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1810
The huge building of barracks erected in the New Fortress
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1815
Military headquarters built in the New Fortress
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1827 – 1939
Rebuilding of the Old Fortress – a system of casemates was formed in the walls of the fortress
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1839 – 1847
Re-building the Palatine line (consisting of five bastions) from stone and bricks
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1844
Building of Bratislava Gate, which forms part of the Palatine Line
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1848 – 1849
Revolutionary years in Hungary
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1849
After the battle at Világos, on 27 September, General Klapka hands over the fortress in Komárno to the Austrians under favourable conditions
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1871
The building of Fort Monostor (Sanberg) is finished
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1871 – 1877
Building of Fort Igmánd (last plan for the fort dates back to 1874)
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1876
Komárno is destroyed by flood
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1877
The whole system of fortifications is completed
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1918
The fall of the Austro-Hungarian Monarchy– The Czechoslovak Army started to use the Fortress
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1968 – 1990
The Central Fortress is used by the Soviet Army
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1979
Purposeful rehabilitation of the buildings in the area of the fortification system, starting with the reconstruction of Bastion VI
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1991
The Central Fortress is taken over by the Czechoslovak Army and consequently used by the Slovak Army from 1993
-
2002
The system of fortifications at the confluence of the Danube and Váh Rivers in Komárno (SR) and Komárom (HU) is on the preliminary list of World Cultural Heritage UNESCO
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2003
The Central Fortress is purchased by the Town of Komárno from the Ministry of Defence SR and the Fortress definitively ceases to be used for military purposes