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Undersea Cable Networks

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Valentia Island and Irish transatlantic landing sites (1866–present)

1857 - 2023

14 entries

Undersea cable warfare, interception, and sabotage in WWI and WWII (1914–1945)

1911 - 1945

12 entries

UNCLOS and international law governing submarine cables (1982–present)

1958 - 2026

12 entries

Tyco/SubCom submarine cable projects and milestones (1960s–present)

1963 - 2022

12 entries

Transpacific Cable Systems: Early telegraph to fiber era (1902–2000)

1902 - 1996

12 entries

Transatlantic Cables: Telegraph to Fiber (1858–2000)

1858 - 1999

13 entries

TAT-8 (1988–2002) — first transatlantic fiber-optic system

1984 - 2026

12 entries

TAT-1 (1956–1971) — first transatlantic telephone cable

1927 - 1978

12 entries

Submarine cable fault detection, monitoring and repair technologies (1950–present)

1956 - 2026

16 entries

South Atlantic Cable System (SACS) (2017–2018) — Angola–Brazil connectivity project

2009 - 2018

12 entries

SEA-ME-WE 4 (2005–present) — deployment and upgrades

2004 - 2026

12 entries

SEA-ME-WE 3 (1999–2012) — construction, operation and major outages

1999 - 2012

11 entries
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