186th Territorial Defense Battalion

Full name: 186th Separate Territorial Defense Battalion

Active:

– 2025

Garrison:

Pervomaisk, Mykolaiv Oblast

Size:

250 - 500 servicemen

Unit Role:

Infantry

About Unit

186th Territorial Defense Battalion was a unit of the Ukrainian Territorial Defense Forces.

It was formed and assigned to the 123rd Territorial Defense Brigade. On October 2, 2024, the commander, Lt. Col. Ihor Hryb, committed suicide.

In 2025, the battalion became defunct and was reformed as the 1st Linear Battalion of the 123rd Territorial Defense Brigade.

Unit Commander

Current Structure

Here you can find the last known structure of the unit, including their insignia if available.

Unit Headquarters

It includes the headquarters, management and commandant platoon.

Former Units

Equipment

We currently don’t have information about the unit’s insignia history. Please check back later.

This page was created on October 5, 2024, and last edited on November 1, 2025.

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