33(1)(a)

contains information or matter the disclosure of which under this Act could reasonably be expected to cause damage to the security, defence or international relations of the Commonwealth
— Section 33(1)(a) of the Archives Act 1983

1010

closed files

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60

years

is the average age of closed files that cite this reason, based on the date of their earliest content
108

series

contain closed files that cite this reason
25.178217821782177

years

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Here's some examples of closed files that cite this reason…

Series Control Symbol Title Contents dates
AWM54 179/5/8 PART 17 [Chemical Warfare - Trials:] Munitions Supply Laboratories. Abstract reports indexed in records of Chemical Defence Board [Part 17 of 23] 1945 - 1945
AWM54 179/5/8 PART 10 [Chemical Warfare - Trials:] Munitions Supply Laboratories. Abstract reports indexed in records of Chemical Defence Board [Part 10 of 23] 1944 - 1944
AWM54 244/2/11 [Demolitions - Schemes:] Demolition - Albert Railway Bridge, Indooroopilly, Brisbane Fortress Area, Belt "G", Jan 1943 1943 - 1943
A4529 10/1/2/1955 PART 2 Indo-China: Information for JIB [Joint Intelligence Bureau] 1955 - 1956
A1838 3034/10/1/8 PART 1 ANNEX Indonesia - Relations with Australia - Official discussions with Indonesia 1972 - 1979
A6122 847 Communist Party of Australia - South Australia - ICI Branch 1949 - 1957
A1838 TS851/12/23 Joint Intelligence Committee weekly review of current intelligence on Middle East 1956 - 1957
A1838 100/6/1/4 Relations with foreign services [imposed title, original title wholly exempt] 1956 - 1957
AWM54 244/3/1 [Demolitions - Preparation:] 2nd Australian Corps: Schedule of major demolitions, May 1942 1942 - 1942
A5954 1714/11 Commands and defended ports overseas. "Period before reprovisioning" in time of war 1938 - 1938
A6122 1127 Communist Party of Australia. Eureka Youth League. Victoria 1949 - 1956
AWM54 244/2/8 [Demolitions - Schemes:] Demolition Plans: Victoria Bridge, Brisbane Fortress Area, Belt "G", 17 Dec 1942 1942 - 1942
A1209 1961/311 PART 1 Main trends in Soviet capabilities and policies 1960-65 ( ) [Title partially exempt] 1961 - 1969
A6122 945 Communist Part of Australia. Electric Press 1949 - 1958
A6119 1080 CLARKE, Duncan Haig. Supplement 1 1957 - 1959
AWM54 244/2/30 [Demolitions - Schemes:] Demolition Plan: South Australia - Forward Area Schedule (bridges and jetties); Outports Schedule (jetties); Oil Installation Schedule; Dredges and Barges Schedule 1939 - 1945
A6122 757 Communist Party of Australia. Branches NSW, TAA Branch 1949 - 1949
A6122 1025 Communist Party of Australia - Social activities, general 1949 - 1958
A1838 100/4/2 Named country [imposed title, original title wholly exempt] 1954 - 1986
A1838 2451/1/2 PART 11 SEATO - Review of Organization 29 Jun 1979 - 09 Jan 1980