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  • First Practical Solar Cell Demonstrated by Bell Labs April 25, 1954
    1954 events

    First Practical Solar Cell Demonstrated by Bell Labs April 25, 1954

    Bywp-user-x2rj9v May 15, 2026

    The first practical solar cell is publicly demonstrated by Bell Telephone Laboratories. Date: April 25, 1954 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1954 πŸ“… On This Day (Today)

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  • Saint Lawrence Seaway Opens to Shipping April 25, 1959
    1959 events

    Saint Lawrence Seaway Opens to Shipping April 25, 1959

    Bywp-user-x2rj9v May 15, 2026

    The Saint Lawrence Seaway, linking the North American Great Lakes and the Atlantic Ocean, officially opens to shipping. Date: April 25, 1959 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1959 πŸ“… On This Day (Today)

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  • USS Triton Completes First Submerged Circumnavigation of the Globe, April 25, 1960
    1960 events

    USS Triton Completes First Submerged Circumnavigation of the Globe, April 25, 1960

    Bywp-user-x2rj9v May 15, 2026

    The United States Navy submarine USSΒ Triton completes the first submerged circumnavigation of the globe. Date: April 25, 1960 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1960 πŸ“… On This Day (Today)

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  • Robert Noyce Granted Integrated Circuit Patent April 25, 1961
    1961 events

    Robert Noyce Granted Integrated Circuit Patent April 25, 1961

    Bywp-user-x2rj9v May 15, 2026

    Robert Noyce is granted a patent for an integrated circuit. Date: April 25, 1961 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1961 πŸ“… On This Day (Today)

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  • Vietnam War Nguyen Hue Offensive Forces South Vietnamese Retreat April 25, 1972
    1972 events

    Vietnam War Nguyen Hue Offensive Forces South Vietnamese Retreat April 25, 1972

    Bywp-user-x2rj9v May 15, 2026

    Vietnam War: Nguyen Hue Offensive: The North Vietnamese 320th Division forces 5,000 South Vietnamese troops to retreat and traps about 2,500 others northwest of Kontum. Date: April 25, 1972 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1972 πŸ“… On This Day (Today)

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  • Carnation Revolution Overthrows Portugal’s Estado Novo Regime, April 25, 1974
    1974 events

    Carnation Revolution Overthrows Portugal’s Estado Novo Regime, April 25, 1974

    Bywp-user-x2rj9v May 15, 2026

    Carnation Revolution: A leftist military coup in Portugal overthrows the authoritarian-conservative Estado Novo regime. Date: April 25, 1974 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1974 πŸ“… On This Day (Today)

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  • Dan-Air Flight 1008 Tenerife Crash Kills 146, April 25, 1980
    1980 events

    Dan-Air Flight 1008 Tenerife Crash Kills 146, April 25, 1980

    Bywp-user-x2rj9v May 15, 2026

    One hundred forty-six people are killed when Dan-Air Flight 1008 crashes near Los Rodeos Airport in Tenerife, Canary Islands. Date: April 25, 1980 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1980 πŸ“… On This Day (Today)

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  • Tsuruga Nuclear Plant Radiation Exposure of 100+ Workers April 25, 1981
    1981 events

    Tsuruga Nuclear Plant Radiation Exposure of 100+ Workers April 25, 1981

    Bywp-user-x2rj9v May 15, 2026

    More than 100 workers are exposed to radiation during repairs of at the Tsuruga Nuclear Power Plant in Japan. Date: April 25, 1981 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1981 πŸ“… On This Day (Today)

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  • Israel Completes Sinai Withdrawal Under Camp David Accords, April 25, 1982
    1982 events

    Israel Completes Sinai Withdrawal Under Camp David Accords, April 25, 1982

    Bywp-user-x2rj9v May 15, 2026

    Israel completes its withdrawal from the Sinai Peninsula per the Camp David Accords. Date: April 25, 1982 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1982 πŸ“… On This Day (Today)

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  • Pioneer 10 Travels Beyond Pluto’s Orbit, April 25, 1983
    1983 events

    Pioneer 10 Travels Beyond Pluto’s Orbit, April 25, 1983

    Bywp-user-x2rj9v May 15, 2026

    Pioneer 10 travels beyond Pluto's orbit. Date: April 25, 1983 Read more on Wikipedia β†’ πŸ“… Other events on April 25 πŸ“… Events on this day in 1983 πŸ“… On This Day (Today)

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