Air Defence Research
Leads scientific inquiry into aircraft detection and air defence.
Role range: 1885-1959
Historical biography archive · Updated 2026-11-03
Henry Tizard Biography and Timeline
Follow Henry Tizard through 5 dated historical records for Great Britain.
Henry Tizard, historical timeline
A chronological timeline drawn from matching World History Database records.
5Distinct records
1 of 1Page
1934–1945Years on this page
1934
1935
Air Defence Committee
Backs urgent development of radar for air defence.
Role range: 1934-1940
1938
Radar Defence Planning
Pushes radar into operational air defence planning.
Role range: 1934-1940
1940
Tizard Mission
Carries British radar secrets to the United States.
Role range: 1939-1945 – 1940-1940
1945
Radar Legacy
Radar development is recognised as central to British air defence.
Role range: 1939-1945 – 1934-1945
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.