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193:, where the whole Russian Baltic Fleet had been annihilated. The road to Saint Petersburg was then unprotected and open. The quickest and cheapest way of dealing with this problem was to protect Saint Petersburg with a seemingly impenetrable zone of coastal artillery until a new fleet had been constructed. The idea was presented for the first time in 1907. Czar
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were only 36 kilometres (22 mi) apart. The coastal artillery had a range of about 25 km (16 mi) and could thus "close" the gap between the shores, trapping enemy ships in a crossfire. Furthermore, a new major naval base was constructed in
Tallinn.
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Further, Helsinki and
Tallinn were encircled with defensive lines on land, consisting of thousands of kilometers of railway, bunkers connected with tunnel systems, and cannon fire positions. The fortification around Helsinki,
274:. The German Navy performed one major landing operation on the shores of the Gulf of Finland during World War I. In April 1918, following a request from the
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from the
Finnish and Estonian navies. These plans were however nullified with the Soviet demands of air and naval bases in the Baltic States in 1939.
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Veljien valtiosalaisuus — Suomen ja Viron salainen sotilaallinen yhteistyö Neuvostoliiton hyökkäyksen varalle vuosina 1918–1940
270:. The naval fortress was only partly finished when both Finland and Estonia declared their independence, following the Russian
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The heaviest batteries were supposed to consist of 356 mm/52 m 1913 guns. However, at the time of the
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The decision to start construction of the naval fortress line came after the disastrous events at
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The fortress in
Porkkala, along with its 305 mm guns was leased to the Soviet Union in the
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Legend Of The Fort – Upcoming documentary film about Naval
Fortress of Emperor Peter The Great
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Castles, fortresses and fortifications located outside modern-day
Finnish borders shown in
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of 1944. When the territory was returned to
Finland in 1956, the guns were demolished.
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was a
Russian fortification line, which aimed to block access to the Russian capital
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Krepost
Sveaborg - Land and Sea Fortress of Helsinki During the First World War
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approved the plans on 5 July 1912, and the construction began soon thereafter.
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The construction of the defensive system was slowed due to the outbreak of
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from gaining access to the seas. The defense would be strengthened by
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The third and main line of defence was between
Tallinn and Porkkala.
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In the 1930s, the Finnish and Estonian coastal defenses made
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via the sea. The plans for the fortress included heavy
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against their former masters, and prevent the Soviet
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pieces along the northern and southern shores of the
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209:The innermost zone consisted of the fortresses at
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497:Itsenäisen Suomen rannikkotykit 1918–1998
71:Learn how and when to remove this message
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34:This article includes a list of general
286:, landed in Hankoo, joined the Finnish
576:castles, fortresses and fortifications
259:, was centered on the old fortress of
236:, following the between-lying islands.
428:extensive plans to use the fortresses
7:
459:Finnish–Estonian defense cooperation
306:356 mm TM-1-14 railroad gun in WWII
40:it lacks sufficient corresponding
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791:Peter the Great's Naval Fortress
480:. Werner Söderström osakeyhtiö.
142:Tallinn-Porkkala defence station
138:Peter the Great's Naval Fortress
86:Peter the Great's Naval Fortress
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160:, (in current day Finland) and
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526:Interactive map (incomplete)
242:The fourth line was between
228:The second line was between
733:Saint Anna's Crown Fortress
185:Defense of Baltics in 1917.
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867:Military history of Russia
312:Russian Revolution of 1917
294:, and conquered Helsinki.
16:Russian fortification line
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744:Svensksund Naval Fortress
290:in the fight against the
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783:20th-century fortresses
476:Leskinen, Jari (1999).
278:in Finland, the German
97:Remains of the fortress
55:more precise citations.
892:Coastal fortifications
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759:Järvitaipale Fortress
707:Lappeenranta Fortress
693:18th and 19th-century
495:Enqvist, Ove (1999).
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284:RĂĽdiger von der Goltz
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712:Suomenlinna Fortress
352:4x 203 mm/50 VC
349:4x 234 mm/50 Be
754:Kärnäkoski Fortress
749:Kyminlinna Fortress
774:Bomarsund Fortress
717:Svartholm Fortress
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272:October Revolution
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887:Coastal artillery
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447:Moscow Armistice
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345:305 mm/52 O
257:Krepost Sveaborg
146:Saint Petersburg
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61:January 2022
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668:Oulu Castle
615:Olavinlinna
610:Häme Castle
583:Middle Ages
415:3x 120/50 V
390:4x 120/50 V
378:2x 305/52 O
268:World War I
261:Suomenlinna
195:Nicholas II
103:Coordinates
53:introducing
861:Categories
814:Salpa Line
465:References
440:submarines
436:minefields
36:references
422:Aftermath
320:Mäkiluoto
282:, led by
211:Kronstadt
166:Mäkiluoto
127:1912–1917
827:VKT-line
453:See also
410:Kakumägi
337:Naissaar
246:and the
191:Tsushima
170:Naissaar
158:Porkkala
847:italics
834:U-asema
820:VT-line
574:Finnish
470:Sources
397:Suurupi
244:Hiiumaa
177:Purpose
162:Tallinn
140:or the
118:Finland
114:Estonia
49:improve
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385:Viimsi
288:Whites
223:Vyborg
38:, but
624:Other
591:Major
372:Aegna
234:Narva
230:Kotka
124:Built
501:ISBN
482:ISBN
292:Reds
232:and
217:and
168:and
110:Area
361:3x
355:4x
343:4x
326:4x
219:Ino
863::
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330:VC
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365:V
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
