Gulf of Finland
Why it matters?
On September 19, 2025, three Russian MiG-31 jets violated Estonia’s airspace near the Gulf of Finland for 12 minutes, triggering NATO’s swift response.
What you should know?
The Gulf of Finland is the easternmost arm of the Baltic Sea.
It lies between southern Finland to the north, Estonia to the south, and Russia at the eastern end.
The gulf is approximately 400 km long and connects to the Neva River and Lake Ladoga in Russia.
Major port cities on its coast include Helsinki (Finland), Tallinn (Estonia), and St. Petersburg (Russia).
It serves as a crucial maritime route for trade and transportation in Northern Europe.