Historical biography archive · Updated 2026-11-03

William Leahy Biography and Timeline

Follow William Leahy through 2 dated historical records for United States of America.

William Leahy, historical timeline

A chronological timeline drawn from matching World History Database records.

2Distinct records
1 of 1Page
1942–1942Years on this page

1942

Joint Chiefs of Staff

Warfare / Military

Appointed Member of Joint Chiefs of Staff

Joint Chiefs of Staff

Warfare / World War, 2nd

Appointed Member of Joint Chiefs of Staff

Role range: 1939-1945

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.