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

cite this as a reason you're not allowed to see them
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
19

years

is the average age of decisions to closed files citing this reason

When were closed files citing this reason being created?
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What series contain most closed files citing this reason?
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Here's some examples of closed files that cite this reason…

Series Control Symbol Title Contents dates
A6119 619 Frederick Edmund EMERY Volume 2 [45 pages - 34 of these contain exemptions] 1959 - 1961
A6119 932 Anne NEILL. Supplement 2 1957 - 1958
A1209 1976/103 PART 2 Interdepartmental committee on special problems of domestic violence 1976 - 1976
A1838 TS666/65/14 Intelligence conference on China 1968 - 1968
A10872 100/3/8 Australian Secret Intelligence Service (ASIS) - Name of individual [imposed title, original title wholly exempt] 1957 - 1981
A6122 1224 CPA [Communist Party of Australia] Victoria - Austral Bronze branch 1949 - 1961
A5954 1727/23 Gibraltar as a link in Imperial Communications - The problem of Establishing an Air Base, Jul 1936 1936 - 1936
A6122 750 Communist Party of Australia. NSW Sutherland Branch 1949 - 1949
A1838 100/4/6 Named country [imposed title, original title wholly exempt] 1954 - 1989
AWM54 179/5/1 PART 8 [Chemical Warfare - Trials:] Reports from the Chemical Defence Board, Research and Experimental Section, Innisfail, Queensland [Part 8 of 10] 1944 - 1944
A12389 B2 ASIS document: Brief Background Notes on ASIS 1958 - 1974
A6122 910 Communist Party of Australia. Social activities - Queensland 1949 - 1956
A7936 B/9/1 Relates to ASIS [imposed title, original item title exempt] 1952 - 1953
A9377 9 [The Australian Cypher 1946] Cypher typed 1946 - 1946
A6980 S250155 Security screening procedure - Italy 1958 - 1989
K279 1980/671 PART 2 Defence (Army) Swanbourne and Springhill - training facilities for SASR [Special Air Service Regiment] [Department of Works/Construction] 1982 - 1986
A6119 74 CHANDLER, Herbert Bovyll - Volumel 4 1952 - 1953
A6122 1027 Communist Party of Australia. New South Wales schools [Volume 2] 1949 - 1956
A3300 256 [1943 file - purple tab] Federal Bureau of Investigation (exchange of information) 30 Dec 1942 - 14 Dec 1943
AWM54 244/2/22 [Demolitions - Schemes:] Bridges in New South Wales - List of explosives and accessories required, Jun 1942 1942 - 1942