海かい洋よう自じ由ゆう

noun

freedom of the seas

A principle in international law that the oceans are open to all nations for navigation and trade, not subject to national sovereignty beyond territorial waters.

• 海かい洋よう自じ由ゆうの原げん則そくは国こく際さい法ほうの基き本ほんである。

  The principle of freedom of the seas is fundamental to international law.