Mersea Fort
From Warlike
Q24181358
Mersea Fort, also known as Cudmore Grove Blockhouse, was an artillery fort established by Henry VIII on the East Mersea coast in 1543. It formed part of the King's Device programme to protect against invasion from France and the Holy Roman Empire, and defended the River Colne that led to the town of Colchester. It was triangular in shape, with earthwork walls and three bastions to hold artillery. It was demobilised in 1552, but was brought back into use several times over the next century and saw service during the Second English Civil War of 1648. The fort hosted an admiralty court to oversea the local oyster trade, until the dilapidation of the site forced the court to move to the Moot Hall in Colchester in the middle of the 18th century. A new gun battery was built at the fort during the Napoleonic Wars, but the fortification then fell into decline and was extensively damaged by the construction of a sea wall along the coast. The remains of the earthworks were excavated by archaeologists between 2002 and 2003.
1543
Wikidata
Cudmore Grove Blockhouse
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Location: 51.7967, 1.0034, KML, Cluster Map, Maps,
46 places
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Massacre of the Ninth Legion ⓘ
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Siege of Camulodunum ⓘ
43 siege -

Battle of Maldon ⓘ
battle near Maldon, United Kingdom in 991 CE -

Siege of Colchester ⓘ
1648 siege that occurred during the Second English Civil War -

Battle of Landguard Fort ⓘ
1667 battle towards the end of the Second Anglo-Dutch War -

Anti-aircraft site at Searson's Farm, Trimley St Mary ⓘ
architectural structure in Trimley St Mary, Suffolk, England, UK -

Bath Side Battery ⓘ
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Heavy Anti-aircraft gunsite 350m north east of Little Oakley Hall ⓘ
anti-aircraft mount in Little Oakley, Tendring, England, UK -

Martello tower A and associated battery, Stone Point ⓘ
structures in St Osyth, Essex, England, UK -

Shotley Battery ⓘ
artillery battery in Shotley, Suffolk, England, UK -

Beacon Hill Battery ⓘ
artillery battery guarding Harwich harbour

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Brightlingsea Urban District Council Control ⓘ
civil defence centre in Essex, UK -

Colchester Royal Observer Corps Group Headquarters ⓘ
British Cold War command centre in Essex -

Landguard Anti-Aircraft Operations Room ⓘ
British air defence bunker -

Maldon District Council Emergency Centre ⓘ
civil defence centre in Essex -

Mistley Anti-Aircraft Operations Room ⓘ
architectural structure in Mistley, Tendring, Essex, England, UK -

Colchester Castle ⓘ
Norman castle in Colchester, United Kingdom

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Landguard Fort ⓘ
fort in England, Britain

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Harwich Redoubt ⓘ
fort built in 1808-10 in Harwich, Essex, England, UK

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Mersea Fort ⓘ
Artillery fort in the East Mersea, UK -

Boxted Airfield Museum ⓘ
local World War II museum in Langham, Essex

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Combined Military Services Museum ⓘ
military museum in Maldon, Essex, England, United Kingdom
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Harwich Radio Direction Finding Tower ⓘ
radar tower in Harwich, Essex, UK -

HMS Ganges Museum ⓘ
museum in Shotley Gate, England, United Kingdom
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Stow Maries Great War Aerodrome ⓘ
museum in Purleigh, England, United Kingdom
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Bradwell Bay Military & Science Museum ⓘ
museum in Bradwell-on-Sea, England, UK -

HMS Beagle ⓘ
1820 Cherokee-class brig-sloop -

HMS Venetia ⓘ
1917 V and W-class destroyer -

Jaywick Martello Tower ⓘ
fort in Jaywick, Essex, England, UK

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Martello Tower A ⓘ
Martello Tower in St. Osyth, Tendring, Essex, England, UK -

Martello Tower B ⓘ
destroyed martello tower -

Martello tower D ⓘ
Martello Tower in Clacton-on-Sea, Essex, England, UK -

Martello tower E ⓘ
Martello Tower in Clacton-on-Sea, Essex, England, UK -

Martello tower F ⓘ
Martello Tower converted to conference centre -

Martello Tower G ⓘ
destroyed martello tower -

Martello Tower H ⓘ
destroyed martello tower -

Martello Tower I ⓘ
destroyed martello tower -

Martello Tower J ⓘ
destroyed martello tower -

Martello Tower K ⓘ
Martello Tower in Frinton and Walton, Tendring, Essex, England, UK -

Martello Tower L ⓘ
Martello Tower in Shotley, Suffolk, England, UK -

Martello Tower M ⓘ
Martello Tower in Shotley, Suffolk, England, UK -

Martello Tower N ⓘ
destroyed martello tower -

Martello Tower O ⓘ
destroyed martello tower -

Martello Tower P ⓘ
Martello Tower in Felixstowe, Suffolk, England, UK -

Martello Tower Q ⓘ
Martello Tower in Felixstowe, Suffolk, England, UK
| Type | Subtype | Date | Description | Notes | Source |
|---|---|---|---|---|---|
| event | armed conflict | Massacre of the Ninth Legion | battle, Ancient Rome | Wikidata | |
| event | armed conflict | 43 | Siege of Camulodunum | siege | Wikidata |
| event | armed conflict | 991 | Battle of Maldon | Anglo-Saxons, battle | Wikidata |
| event | armed conflict | 1648 | Siege of Colchester | siege, Roundhead, Cavalier | Wikidata |
| event | armed conflict | 1667 | Battle of Landguard Fort | Dutch Republic, Kingdom of England, battle | Wikidata |
| site | artillery battery | Anti-aircraft site at Searson's Farm, Trimley St Mary | anti-aircraft battery | Wikidata | |
| site | artillery battery | Bath Side Battery | artillery battery | Wikidata | |
| site | artillery battery | Heavy Anti-aircraft gunsite 350m north east of Little Oakley Hall | anti-aircraft battery | Wikidata | |
| site | artillery battery | 1809 | Martello tower A and associated battery, Stone Point | artillery battery, cultural heritage ensemble | Wikidata |
| site | artillery battery | 1863 | Shotley Battery | artillery battery | Wikidata |
| site | artillery battery | 1889 | Beacon Hill Battery | artillery battery, fort | Wikidata |
| site | bunker | Brightlingsea Urban District Council Control | civil defense center | Wikidata | |
| site | bunker | Colchester Royal Observer Corps Group Headquarters | Royal Observer Corps, Royal Observer Corps Group Headquarters, bunker | Wikidata | |
| site | bunker | Landguard Anti-Aircraft Operations Room | Royal Air Force, bunker | Wikidata | |
| site | bunker | Maldon District Council Emergency Centre | civil defense center, Maldon District Council | Wikidata | |
| site | bunker | 1951 | Mistley Anti-Aircraft Operations Room | fallout shelter, architectural structure, bunker | Wikidata |
| site | castle | 1069 | Colchester Castle | local authority museum, castle | Wikidata |
| site | castle | 1540 | Landguard Fort | military museum, fort, local museum, English Heritage, castle | Wikidata |
| site | fort | Harwich Redoubt | military museum, redoubt | Wikidata | |
| site | fort | 1543 | Mersea Fort | fort | Wikidata |
| site | fort | 1942 | HM Fort Knock John | Maunsell fort, Royal Navy | Wikidata |
| site | museum | Boxted Airfield Museum | local museum, military museum | Wikidata | |
| site | museum | Combined Military Services Museum | independent museum, military museum | Wikidata | |
| site | museum | 1941 | Harwich Radio Direction Finding Tower | military museum, radar tower | Wikidata |
| site | museum | 1988 | HMS Ganges Museum | military museum | Wikidata |
| site | museum | 2008 | Stow Maries Great War Aerodrome | aviation museum, military museum | Wikidata |
| site | museum | 2017 | Bradwell Bay Military & Science Museum | science museum, military museum | Wikidata |
| site | shipwreck | 1820 | HMS Beagle | brig-sloop, Cherokee-class brig-sloop, shipwreck | Wikidata |
| site | shipwreck | 1917 | HMS Venetia | shipwreck, V and W-class destroyer, destroyer | Wikidata |
| site | tower | 1809 | Jaywick Martello Tower | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower A | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower B | Martello tower | Wikidata |
| site | tower | 1809 | Martello tower D | Martello tower | Wikidata |
| site | tower | 1809 | Martello tower E | Martello tower | Wikidata |
| site | tower | 1809 | Martello tower F | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower G | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower H | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower I | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower J | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower K | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower L | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower M | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower N | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower O | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower P | Martello tower | Wikidata |
| site | tower | 1809 | Martello Tower Q | building, Martello tower | Wikidata |
