The CERN convention was signed in 1953 by the 12…
Austria became a Member State of CERN on 1 June…
From the minutes of the CERN council, dated 14…
On 29 September 1961, the Federal Republic of…
At the request of the Spanish government, Spanish…
The return to CERN as a Member State in 1983…
Portugal joined CERN as a Member State in 1986.…
On 1 January 1991, Finland joined CERN as the…
The first contacts between Poland and CERN were…
Hungary Hungary joined CERN in 1992, but…
By a letter dated 16 December 1992, the Permanent…
The Czech Republic joins Statement of the…
Bulgaria became a full member state of CERN on 11…
From CERN press release dated 15 January 2014:…
Türkiye joined as CERN’s first Associate Member…
From CERN press release dated 17 July 2016: On…
From CERN press release dated 24 March 2019:…
Brazil has become the first Associate Member…
The Estonian flag was raised at a ceremony held…
On 8 May 2025, CERN Director-General Fabiola…
On 16 May 2025, CERN Director-General Fabiola…
CERN is welcoming Slovenia as its 25th…