Alexander Boguslavsky was born into the family of a teacher. He graduated from a real school in Mitau/Jelgava. In 1911 he entered the Kazan Military School, which he completed in 1913 with the rank of second lieutenant. He served in the 1st Siberian Rifle Regiment. In October 1915, near Lida, he was taken prisoner by the Germans. He returned home only in the August of 1918. He lived in Jelgava and Mogilev. On 25 March 1919, he joined the Jelgava Economic Company of the Baltic Landeswehr (a voluntary armed formation composed mainly of local Germans).

On 1 April 1920, the Landeswehr was reorganized into the 13th Tukums Infantry Regiment and incorporated into the Latvian Army. At that time, Alexander Boguslavsky began his service in the Latvian Army with the rank of senior lieutenant.

From June 1920, Boguslavsky served as an officer at the headquarters of the Commander-in-Chief of the Army. Military school. In 1926 he completed officers’ courses. Captain (1921), lieutenant colonel (1939). From 1928 he was a company commander in the 6th Riga Infantry Regiment, and from 1939 a battalion commander in the 10th Aizpute Infantry Regiment. In July 1940 he was again transferred to the 6th Riga Infantry Regiment.

In October 1940 he was discharged from the army. He lived in Riga. In 1944 he emigrated to Germany. From 1954 he was head of a Royal Air Force supply depot in West Germany; later he lived in the town of Kevelaer.

In 1923 he married Marta Glizdiņa (1902–1973). Daughter Irena (born 1926).

Decorations: the Latvian Order of the Three Stars (5th class), the Order of Viesturs (4th class).

Russian decorations: the Order of St. Stanislaus (2nd and 3rd class), the Order of St. Anna (3rd and 4th class).

Alexander Boguslavsky died on 29 June 1982.

Sources of information:

ЛГИА, ф. 5601,  оп. 1, д. 844 (до 1935 г.);

ЛГИА, ф. 1498, оп. 1, д.1 31.

Latvijas armijas augstākie virsnieki. 1918 – 1940. Biogrāfiskā vārdnīca. – Sast. Ē. Jēkabsons, V. Ščerbinskis. – Rīga: Latvijas Valsts vēstures arhīvs, 1998., 113.–114. lpp.