| gptkbp:instanceOf | gptkb:arms_control_treaty 
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                                | gptkbp:category | gptkb:treaty gptkb:arms_control_agreement
 international security
 
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                                | gptkbp:depot | gptkb:Canada gptkb:Hungary
 
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                                | gptkbp:enteredIntoForce | 1 January 2002 
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                                | gptkbp:headquarters | gptkb:Vienna,_Austria 
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                                | gptkbp:language | gptkb:French gptkb:Russian
 English
 
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                                | gptkbp:negotiated_under | Organization for Security and Co-operation in Europe 
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                                | gptkbp:number_of_states_parties_(as_of_2024) | 32 
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                                | gptkbp:purpose | promote military transparency allow unarmed aerial surveillance flights
 
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                                | gptkbp:relatedTo | gptkb:Helsinki_Final_Act gptkb:Vienna_Document
 gptkb:confidence-building_measures
 
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                                | gptkbp:Russian_withdrawal_date | 18 December 2021 
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                                | gptkbp:signedBy | gptkb:Albania gptkb:Armenia
 gptkb:Belarus
 gptkb:Belgium
 gptkb:Bosnia_and_Herzegovina
 gptkb:Bulgaria
 gptkb:Canada
 gptkb:Croatia
 gptkb:Czech_Republic
 gptkb:Denmark
 gptkb:Estonia
 gptkb:Finland
 gptkb:France
 gptkb:Georgia
 gptkb:Germany
 gptkb:Greece
 gptkb:Hungary
 gptkb:Iceland
 gptkb:Italy
 gptkb:Kyrgyzstan
 gptkb:Latvia
 gptkb:Lithuania
 gptkb:Luxembourg
 gptkb:Moldova
 gptkb:Montenegro
 gptkb:Netherlands
 gptkb:North_Macedonia
 gptkb:Norway
 gptkb:Poland
 gptkb:Portugal
 gptkb:Romania
 gptkb:Russia
 gptkb:Serbia
 gptkb:Slovakia
 gptkb:Slovenia
 gptkb:Spain
 gptkb:Sweden
 gptkb:Turkey
 gptkb:Ukraine
 gptkb:United_Kingdom
 gptkb:United_States
 24 March 1992
 
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                                | gptkbp:US_withdrawal_date | 22 November 2020 
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                                | gptkbp:withdrawal_by | gptkb:Russia gptkb:United_States
 
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                                | gptkbp:bfsParent | gptkb:Open_Skies gptkb:Conventional_Armed_Forces_in_Europe_Treaty
 
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                                | gptkbp:bfsLayer | 7 
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                                | https://www.w3.org/2000/01/rdf-schema#label | Treaty on Open Skies 
 |