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
26.178217821782177

years

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

Series Control Symbol Title Contents dates
MT1078/1 V1959/35173 Paas, Yvonne Marie 1961 - 1962
A2031 57/1959 South East Asian Trade Organization - Planning to counter communist insurgency 1959 - 1959
A1838 563/10/10 Communism - SEATO committee on information - cultural - educational & labour activities 1956 - 1958
K279 1960/487 PART 1 WRE [Weapons Research Establishment] record of technical enquiries and information [Department of Works/Construction] 1960 - 1962
A6122 558 CPA - [Communist Party of Australia] - Trade Union Committee - Tasmania 1949 - 1949
A1838 100/4/3 Named country [imposed title, original title wholly exempt] 1954 - 1988
A1838 3034/12/1 PART 10 Indonesia - Armed Forces & Defence Interests [401pp] 1967 - 1969
A816 14/301/418 Plans for the defence of sea communications in the ANZAM Region 1950 - 1954
A7452 A159 Requests for security clearances and indoctrination [modified title, original item title partially exempt - declaration by officer relinquishing appointment with PM's Department] 1956 - 1974
A816 14/301/475 Forward Planning No. 1 1951 - 1955
A6119 3142 RUTHERFORD, John - Misc Papers 1957 - 1971
A4311 631/SE/13/D46 [South East Asia Treaty Organisation - Security Experts - composition of delegations to the thirteenth meeting of the committee of security experts][1p] 1960 - 1960
A12933 328 Cabinet Paper No 328 : [portion of title exempt] - Minister responsible : Mr Peacock (Foreign Affairs) - presented at Cabinet Meeting 3 May 1978 - Decision No 5230(Ad Hoc) - File No LC235 02 May 1978 - 03 May 1978
A6122 1074 Communist Party of Australia - New South Wales, Evans Head Branch 1949 - 1956
A14039 7642 Cabinet Memorandum 7642 - Title exempt - Decision 14727/SEC 26 Nov 1990 - 05 Dec 1990
A6717 A65 Dr Rysard Stanislaw Zielinski 1961 - 1961
AWM54 244/2/15 [Demolitions - Schemes:] Demolition Plans: Brisbane Fortress Area, Belt "K" 1939 - 1945
A1838 694/2/3 PART 2 Exchange of intelligence material with the United States of America 1956 - 1958
A7936 B/1/1 PART 1 Establishment - Original report 1951 - 1951
A6119 530 Ronald William NEAVE Vol 1 1948 - 1959