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
20

years

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

When were closed files citing this reason being created?
Click to view files

How old are closed files that cite this reason?
Click to view files

When were access decisions that cite this reason made?
Click to view files

What series contain most closed files citing this reason?
Click to view files

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

Series Control Symbol Title Contents dates
A5954 1727/17 Gibraltar as a link in Imperial Communications 1937 - 1937
A432 1972/5775 PART 2 Reports on Croatians October 1972 1972 - 1972
A6283 146 Liaison with overseas intelligence services Volume 4 [Reference Copy] 02 Dec 1954 - 19 Dec 1954
B741 V/22057 Alfred F.D. Stadly 1939 - 1955
A1838 696/2/3 PART 2 Indonesia - Armed forces 1967 - 1980
AWM54 179/3/3 PART 12 [Chemical Warfare - Types of Agents:] Canada, Sub-Committee on Physiological Aspects of Chemical Warfare - Report on the Production of Aerosols of PGW 1944 - 1944
MT929/1 V1957/35920 Paas, Hubert Joseph 1957 - 1981
A7936 B/4/8 Relates to ASIS [imposed title, original item title exempt] 1955 - 1960
A1838 275/11 PART 1 South Pacific intelligence operations 1977 - 1978
A4531 201/2/1 PART 19 Saigon - Vietnam - political general [re Republic of Vietnam also known as South Vietnam] 04 Nov 1974 - 07 Mar 1975
A1533 1956/2059 SPONG, Lionel [4 pages] 1956 - 1966
A816 19/322/90 JIC [Portion of title exempt] Intelligence summary no. 37 1957 - 1957
A6122 928 Communist Party of Australia. Victoria. List of Undercover Addresses 1949 - 1958
A12909 2032 [Reference copy of] Submission No 2032 : [Title exempt] - Decision 5011(IS) 09 Mar 1978 - 06 Apr 1978
A6122 970 Communist Party of Australia "Magnet" - Volume 1 1952 - 1960
AWM193 159 PART 2 [Eastern Command "G" Branch records:] Guarding of bridges, telephone exchanges, etc; Visual training in the AMF; Order of battle AMF; Aircraft recognition; etc [file G106] 1941 - 1943
AWM54 179/5/1 PART 3 [Chemical Warfare - Trials:] Reports from the Chemical Defence Board, Research and Experimental Section, Innisfail, Queensland [Part 3 of 10] 1944 - 1944
A6126 340 Export of strategic metals from Nauru. Volume 1 1949 - 1963
A12389 BB8 The [portion of title exempt] Case - January 1975 1972 - 1975
D1915 SA1723 GOODE Mrs AK - delegate to Geneva conference 1927 - 1927