Ihor Volodymyrovych Hordiichuk is a Ukrainian military officer who is posthumously awarded the Hero of Ukraine and Order of Bohdan Khmelnytsky in 2014. He is also known by his nickname Sumrak or Gordey. Hordiichuk gained notoriety in August 2014 when, for 12 days, he commanded special troops and, accompanied by his scouts, he successfully repelled several Russian attacks from Savur-Mohyla in Donetsk Oblast.

The Hetman Petro Sahaidachny National Army Academy is one of the leading educational institutions in the military education system of the Ministry of Defense of Ukraine. The Academy trains future officers of the Ukrainian Armed Forces in facilities that have been used since 1899 by different governments for training infantry cadets and officers.