Prelude to Gallipoli - Naval Bombardement of the Dardanelles

To break up the stalemate and get a decisive advantage, France and Great Britain open up yet another theatre of war in the Dardanelles. The plan is to seize the strait and open eventually open up the Bosporus in order to ship supplies to the Eastern and Balkan front. And so begins the naval bombardment of ottoman forts as prelude to a big offensive which will we know to today as Gallipoli.