ma·re li·be·rum
| \ ˈmär-(ˌ)ā-ˈlē-bə-ˌru̇m
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Definition of mare liberum
1
: a navigable body of water (such as a sea) that is open to all nations
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“Mare liberum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mare%20liberum. Accessed 30 Jun. 2022.
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Time Traveler for mare liberum
The first known use of mare liberum was in 1652
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