From 1918, he was the head of the communication team of the 3rd Regiment of the 1st Rifle Cossack Division in Konotop. At the end of 1919 he arrived in Poltava. In the fall of 1920, he commanded an insurgent detachment near Poltava, where he was executed.[1]
Havrylko received an order from the management of the consumer cooperative to make a bust of Taras Shevchenko to be installed in the villages of Poltava Oblast. The main theme is Shevchenkiana. Participated in 4 international competitions for the design of a monument to Taras Shevchenko in Kyiv (1910 – 1st prize).[1]
He published a poetry collection "Na rumovyschah" (1909, Kraków). Some of his works are kept in the Myrhorod Museum of Regional and the Odesa Museum of Regional History.[1]
^ abcdeГаврилко Михайло Омелянович / В. М. Ханко // Енциклопедія Сучасної України [Електронний ресурс] / Редкол. : І. М. Дзюба, А. І. Жуковський, М. Г. Железняк [та ін.] ; НАН України, НТШ, К. : Інститут енциклопедичних досліджень НАН України, 2006, Останнє поновлення : 2016.