On which date Finland became 31st NATO member?

On which date Finland became 31st NATO member?

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Explanation

Know about NATO

NATO full form: North Atlantic Treaty Organization

Founded: 4 April, 1949 (Washington, USA)

Headquarters: Brussels, Belgium

Total members: 32 

Latest Member: Finland

Type: Military Alliance

Official Languages: English French

Founding members: 12

PakistanNot a NATO member

Member Muslim country: Turkiye  

On 4 April 2023Finland became 31st member on 74th anniversary of NATO.