During the early stages of World War II he served with distinction as the commanding officer of the Heliodor Laskowski's Artillery Battery No.

Arrested by Stalinist authorities under false charges of espionage, he was sentenced to death in a show trial and executed.

During the Invasion of Poland in 1939 he led effective fire against the german training battleships "Schleswig-Holstein" and "Schlesien", scoring hits on September 25.

On September 28 he returned to the frontline and took command of the unit, which retained operational capability until the end of the defense of the Polish coast.

After the capitulation of Hel on 2 October 1939 he was taken prisoner and for the rest of the war he was in oflags: XVIII B Spittal and II C Woldenberg.

On July 21, 1952, the Supreme Military Court in Warsaw issued a verdict in the case of "organizing a conspiracy in the army".

On 24 April 1956 the Supreme Military Court decided that the criminal proceedings should be resumed and after a retrial, the 1952 verdict was overturned, stating the total innocence of the convicted.