serviceyears branch death_place death_date birth_place allegiance battles birth_date rank image article_title name
1904 - 1921 ukrainian galician army vienna , austria 2 december 1958 glukhov uyezd , russian empire russian republic empire -lrb- 1905-1917 -rrb- ukraine west ukrainian national world polish-ukrainian war war i ukrainian civil war the entente intervention 4 december 1875 major general , otaman hrekov oleksander.jpg oleksander hrekov
 oleksander petrovych hrekov
oleksander hrekov

oleksander petrovych hrekov -lrb- -rrb- -lrb- 4 december 1875 -- 2 december 1958 -rrb- was a general of the imperial russian army , ukrainian people 's army , military professor and one of the most prominent personalities in the history of ukraine .
he was better known as the commander-in-chief of the army of the west ukrainian national republic during the polish-ukrainian war and architect of the chortkiv offensive in which the ukrainian galician army advanced against the polish army .
