Historical biography archive · Updated 2026-11-03

Koiso Kuniaki Biography and Timeline

Follow Koiso Kuniaki through 5 dated historical records for Japan.

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Koiso Kuniaki, historical timeline

A chronological timeline drawn from matching World History Database records.

5Distinct records

1 of 1Page

1944–1945Years on this page

1944

July 1944

Prime Minister of Japan

Prime Minister of Japan · Government / Government of Japan

Appointed Prime Minister of Japan

1945

February 1945

Declaration of War

Prime Minister of Japan · Warfare / World War, 2nd

Stalin secretly agrees with Roosevelt & Churchill to fight Japan after German defeat

Role range: 1939-1945

April 1945

Capture of Okinawa

Prime Minister of Japan · Okinawa · Warfare / World War, 2nd

US troops land on Okinawa Island

Role range: 1939-1945

April 1945

Neutrality

Prime Minister of Japan · Warfare / World War, 2nd

Russia informs Japan it will not renew the Sovietese neutrality pact

Role range: 1939-1945

April 1945

Russia informs Japan it will not renew the Sovietese neutrality pact

Prime Minister of Japan · Warfare / World War, 2nd

Russia informs Japan it will not renew the Sovietese neutrality pact

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.