25 moments
Birth at Ravenscroft
· Ravenscroft, Trellech, Monmouthshire, Wales, United Kingdom
Russell was born at Ravenscroft, the Russell family’s country house in Trellech. Coordinates represent Trellech because the former Ravenscroft house is not precisely geocoded in the source.
Childhood at Pembroke Lodge
· Pembroke Lodge, Richmond Park, London, England, United Kingdom

Wikimedia Commons · Creative Commons Attribution-Share Alike 3.0 Unported · file After the death of his father, Russell was placed with his paternal grandparents at Pembroke Lodge in Richmond Park, his principal childhood home. The placement followed Russell's father's death in January 1876; the source does not state a more precise move-in date.
Studies begin at Trinity College
· Trinity College, University of Cambridge, Cambridge, England, United Kingdom

Wikimedia Commons · Public domain · file Russell began mathematical studies at Trinity College, Cambridge, initiating the academic formation that led to his work in logic and philosophy.
Teaching at the London School of Economics
· London School of Economics and Political Science, London, England, United Kingdom

Wikimedia Commons · Public domain · file Russell taught a course on German social democracy at the London School of Economics during his early career. Coordinates represent the LSE's central Clare Market campus.
First International Congress of Philosophy
· Paris, France

Wikimedia Commons · Public domain · file Russell attended the first International Congress of Philosophy in Paris, where he met Giuseppe Peano and Alessandro Padoa. The source identifies Paris but not a specific congress venue; coordinates represent the city centre.
Lecturer at Trinity College
· Trinity College, University of Cambridge, Cambridge, England, United Kingdom

Wikimedia Commons · Creative Commons Public Domain Mark 1.0 · file Russell became a lecturer at Trinity College, Cambridge, where he taught and worked with Ludwig Wittgenstein.
Leeds Convention appearance
· Leeds, England, United Kingdom

Wikimedia Commons · Creative Commons Public Domain Mark 1.0 · file Russell appeared at the Leeds Convention, a major anti-war socialist gathering during the First World War, and delivered a speech. The source identifies Leeds but not the convention venue; coordinates represent the city centre.
Imprisonment in Brixton Prison
· HM Prison Brixton, London, England, United Kingdom

Wikimedia Commons · Creative Commons Public Domain Mark 1.0 · file Russell served a six-month sentence in Brixton Prison after conviction for a public lecture opposing United States entry into the war on Britain’s side. The source gives the year but not the prison-entry date.
British delegation to Soviet Russia
· Soviet Russia

Wikimedia Commons · Creative Commons Public Domain Mark 1.0 · file Russell travelled through Soviet Russia with a British government delegation investigating the effects of the Russian Revolution; he met Vladimir Lenin and travelled on the Volga. The source supports travel in Soviet Russia but does not specify a single location; coordinates are a representative point in Moscow.
Lecturing visit to Peking
· Beijing, China

Wikimedia Commons · Public domain in the United States · file Russell and Dora Black visited Peking for a year-long period of philosophy lectures during their East Asian journey. The source establishes 1921 by stating that this occurred in the year following his August 1920 Soviet Russian journey.
Return journey through Japan
· Japan

Wikimedia Commons · Public domain in the United States · file Russell and Dora Black visited Japan on their return journey from China, after Russell’s illness there. The source gives Japan but no city or more precise date; coordinates represent Japan broadly.
Summers in Porthcurno
· Porthcurno, Cornwall, England, United Kingdom

Wikimedia Commons · Public domain · file Russell and his family divided their time between London and Cornwall, spending summers in Porthcurno during the 1922–1927 period. The source gives a multi-year residence pattern; 1922 marks its beginning.
Beacon Hill School at Telegraph House
· Telegraph House, near Harting, West Sussex, England, United Kingdom

Wikimedia Commons · Public domain · file Russell co-founded Beacon Hill School; its original premises were at Telegraph House, the Russells’ residence near Harting. Coordinates are a representative point near Harting; the exact former Telegraph House site is not specified in the source.
Return to LSE lecturing
· London School of Economics and Political Science, London, England, United Kingdom

Wikimedia Commons · Public domain · file Russell returned to the London School of Economics to lecture on the science of power. Coordinates represent the LSE's central Clare Market campus.
Visiting professor at the University of Chicago
· University of Chicago, Chicago, Illinois, United States

Wikimedia Commons · Public domain · file Russell served as Visiting Professor of Philosophy at the University of Chicago before moving on to Los Angeles. The source is a dated institutional-position table; coordinates represent the Hyde Park campus.
Professor at UCLA
· University of California, Los Angeles, Los Angeles, California, United States

Wikimedia Commons · Public domain · file Russell held a professorship in philosophy at the University of California, Los Angeles during his pre-war American teaching period. The source is a dated institutional-position table; coordinates represent the UCLA campus.
Lecturing at the Barnes Foundation
· Barnes Foundation, Merion, Pennsylvania, United States

Wikimedia Commons · Public domain · file Russell joined the Barnes Foundation and lectured there on the history of philosophy; the lectures became the basis of A History of Western Philosophy. The source's institutional table dates this lectureship to 1941–42; coordinates represent the Foundation's historical Merion site.
Return to Trinity College
· Trinity College, University of Cambridge, Cambridge, England, United Kingdom

Wikimedia Commons · Public domain · file Russell returned to the United Kingdom and rejoined Trinity College’s faculty after his Barnes Foundation appointment ended.
Survival of the Hommelvik air crash
· Hommelvik, Malvik, Norway
While travelling to lecture in Trondheim, Russell survived an aeroplane crash at Hommelvik, Norway. The source provides month-level precision only.
Westminster School nuclear speech
· Westminster School, London, England, United Kingdom
Russell gave a public speech at Westminster School concerning the nuclear confrontation between the United States and Soviet Union.
Congress for Cultural Freedom founding conference
· West Berlin, Germany
Russell attended the founding conference of the Congress for Cultural Freedom in Berlin alongside other leading intellectuals. The source identifies Berlin but not a specific venue; coordinates represent central Berlin.
Plas Penrhyn becomes principal residence
· Plas Penrhyn, Penrhyndeudraeth, Gwynedd, Wales, United Kingdom

Wikimedia Commons · Creative Commons Attribution ShareAlike 2.0 Generic · file Plas Penrhyn in Penrhyndeudraeth became Russell and Edith Finch’s principal residence, where Russell spent his final years. Russell leased Plas Penrhyn in June 1955; the source dates its becoming the couple's principal residence to 5 July 1956.
CND public launch at Central Hall
· Methodist Central Hall, Westminster, London, England, United Kingdom
As president of the Campaign for Nuclear Disarmament, Russell addressed the movement’s first public meeting at Methodist Central Hall in Westminster.
Second imprisonment at Brixton Prison
· HM Prison Brixton, London, England, United Kingdom
Russell was imprisoned for a week in the hospital of Brixton Prison after refusing to call off a Committee of 100 ban-the-bomb demonstration. The source provides month-level precision only.
Death at Plas Penrhyn
· Plas Penrhyn, Penrhyndeudraeth, Gwynedd, Wales, United Kingdom

Wikimedia Commons · Creative Commons Attribution ShareAlike 2.0 Generic · file Russell died of influenza at his home in Penrhyndeudraeth at age 97. Coordinates represent Plas Penrhyn, identified by the source as Russell's principal residence from 1956.