[1] He took part in World War I, first embarked on battleships including Duilio and then on the land front, in command of the self-propelled armed pontoon Carso, operating with the 3rd Army.

[1] After the war he was promoted to lieutenant and assigned in 1920-1921 on the battleship Roma, stationed in South America, and then in 1923-1924 he served on the hydrographic vessel Ammiraglio Magnaghi in Red Sea.

[2][3] For a year and a half, from June 1940 to December 1941, Galati carried out dozens of missions as escort leader of supply convoys sailing between Italy and North Africa, gaining a reputation for "never losing a ship".

On 25 July 1943 he was promoted to rear admiral, and on August 12 he was given command of the Light Cruisers Group, composed of Luigi Cadorna, Pompeo Magno and Scipione Africano.

[6] Admiral Bruto Brivonesi, his superior, vainly tried to convince him to obey the orders of the King, then put him under arrest in the Taranto fortress.

[7][8] He was sent to Brindisi and brought before the Minister of the Navy, Admiral Raffaele de Courten; on orders from King Victor Emanuel III, Galati was released and reinstated to active duty, with no consequences for his career.