Petro Dyachenko
| Petro Dyachenko | |
|---|---|
| Petro Dyachenko | |
| Native name | Петро Дяченко | 
| Born | January 30, 1895 Berezova Luka, Russian Empire (now Ukraine) | 
| Died | April 23, 1965 (aged 70) Philadelphia, Pennsylvania, United States | 
| Allegiance | Russian Empire Ukrainian People's Republic Second Republic of Poland Nazi Germany | 
| Branch | Imperial Russian Army Ukrainian People's Army Polish Army Polissian Sich Ukrainian National Army | 
| Years of service | 1914–1945 | 
| Rank | Lieutenant-General (UNR) | 
| Commands | 2nd Division UNA | 
| Battles / wars | World War I Ukrainian War of Independence Polish–Soviet War World War II | 
| Awards | Iron Cross 2nd Class | 
Petro Havrylovych Dyachenko (January 30, 1895 – April 23, 1965) was a military commander in different armies in Eastern Europe. In World War I, he served as a staff captain in the Russian Army, then as a colonel in the Ukrainian People's Army (1917–1921). Later he was a major in the Polish Army (1929–1939). In World War II, he was an officer of the Volhynian Legion and commander of the anti-tank brigade Vilna Ukraina and a colonel and commander of the 2nd division of the Ukrainian National Army, all of which collaborated with Nazi Germany. Dyachenko was born in Berezova Luka, Russian Empire (now Ukraine).