The article describes the history of the birth of a torpedo, the roles of Robert Whitehead and Giovanni Lupis, specifies the technical characteristics of the first samples, and analyzes the difficulties faced in their development, and gives some samples of alternative products of this purpose.
On the basis of the documents in the Peruvian reconstructed the career of destroyer "Almirante Villar" and "Almirante Guisse." In 1933 they were acquired in Estonia and participated in the Ecuadorian-Peruvian and World War II.
The article analyzes the impact of the Norwegian operations in the course of the Second World War. It gives a brief history of operations, examines its pros and cons.
On the basis of article about sinking "Scharnhorst" analyzes the effectiveness of fighting against battleships battleships. It provides statistics of battles since the mid XIX century.
For almost 90 years the sail training ship of Spanish Navy "Juan Sebastían de Elcano" is in service. The article describes the history and design of this ship, the system of Spanish "Guardiamarinas" education.