Senior sergeant Dyadchenko served in the 34th Battalion of the 57th Brigade.

Lived in the village of Shevchenkovo, Zvenigorod district, Cherkasy region.

May 15, 2014 volunteered for the front. In 2016 he signed a contract with the military unit V5912 - the 1647th separate automobile battalion Cherkassy, ??from where he again went to the front in the 34th battalion.

Sergei was killed on July 1 near Peskov Yasinovatsky district of the Donetsk region as a result of mine explosion.

"This was not his first contract. His whole family is heroic. And my brother served, and my sister was in ATO, have already returned. Another brother, Viktor Boyko, died defending Ukraine in 2014, "said the village chairman of Shevchenkovo ??Sergei Smalko.

The Chief of the machine and technical support of Batkivshchyna Battalion No. 34, the 40-year-old Victor Boyko was killed, freeing the village of Aleksandrovo-Kalinovo from the Konstantinovsky district of the Donetsk region from the terrorists, from the sniper bullet.

"And they say that the heroes do not die. But still, it's hard to realize that the person with whom he spent part of his childhood living in the neighborhood, studying at school and playing ball, was killed. Kind classmate.

Even then he was a real man, protecting the girls from the "attacks" of pugnacious guys. Our Vampire, it's a pity that this happened. And the soul is disgusting and disgusting with the bad news of your death. The biggest thing we can do for you is remember you. After all, all the same Heroes do not die, "- wrote in FacebookNatalya Oliynyk.

On June 30, 2017, Sergeant Dyadchenko was given the rank of Senior Sergeant.

Sergei had a mother, wife, sister and brother.

At the confusion, Sergiy Dyadchenko gazeta. Ua.