History of US Freedom of Navigation Operations
      
     
    
    
    
    
    
    
    
    
      These maps show freedom of navigation operations conducted by US Navy
      vessels, in order to challenge maritime claims that the US interprets as
      inconsistent with international law, as listed by the US Department of
      Defense.
    
    
      These maps show FONOPs conducted by US Navy vessels to challenge maritime
      claims that the US interprets as inconsistent with international law.