Panama is to gain full sovereignty over the canal at the end of the century.
The Palestinian state would gain sovereignty over its own airspace, with special reservations for Israeli training and operational needs.
Iraq has said it wants to renegotiate the treaty in any peace agreement so as to gain sovereignty over the entire waterway.
In 1920 Kauniainen became a market town and gained complete municipal sovereignty.
Control of the islands was disputed by several nations until 1925, when Norway gained full sovereignty by international agreement.
In a twist common to cyberpunk literature, mega-corporations have gained legal sovereignty.
It was signed after Japan gained full sovereignty at the end of the allied occupation.
I wish to stress that nothing can justify genocide, not even an attempt to gain freedom and sovereignty for one's own nation.
The role of the High Commissioners ceased when each German state gained full sovereignty.
When a country sets up an embassy in a foreign country, it does not quite gain sovereignty over the land.