[2] Rumors began to arise about an alleged attempt by Ukraine to seize the Black Sea Fleet headquarters and other Russia facilities in Sevastopol by using the forces of the 7th Naval Special Operations Brigade.

[3][4] The source of these rumors was a novel "Confrontation"[5] by the editor of the special operations department of the Russian illustrated magazine "Soldier of Fortune", Serhiy Kozlov.

In September 2014, the regiment under commander Olefirenko Yury Borisovych, conducted reconnaissance and provide information about the separatist mortar positions during the battle for Pavlopil.

[17] On January 16, 2015, during the battle and bombardment near the villages of Hranitne and Mykolaivka, the regiment commander Olefirenko Yury Borisovych was killed by artillery fire but was able to safely evacuate three soldiers before succumbing to his injuries.

In late January and early February 2015, the regiment conducted reconnaissance near the Vuhlehirska Power Station and also blew up the dam near Svitlodarsk and some bridges in the surrounding area to stop enemy reinforcements.

[19] On December 15, 2015, at 10:15 a.m, the ship "Pereyaslav" approached the Russian self-elevating floating drilling rig "Tavrida" and asked it to explain the purpose of its presence to which it showed no response.

[29] In August 2018, the regiment took part in the "Storm-2018" military exercises aimed at strengthening the Ukrainian defenses against any probable Russian aggression.

[30] In August 2019, the Pereyaslav transported the 503rd Separate Marine Infantry Battalion to the port of Poti in Georgia for exercise "Agile Spirit".

[32] In November 2019, the Ukrainian gunboat "Nikopol" which had been captured by Russia during the Kerch Strait incident was returned to Ukraine and the regiment's ship Pereyaslav escorted it to Ochakiv along with two Willard-type speedboats.

[33] In 2019, the regiment base was again transferred to Pervomaiskyi island, the old infrastructure was restored and improved for reserve meetings, military exercises, swimming and reconnaissance competitions amongst others.

[39] The regiment reconnaissance ship Pereyaslav was hit by gunfire as a result of a Russian special forces operation in the mouth of the Dnieper on 30 March 2022.

[45] The regiment carried out operations in the village of Bila Krynytsia and on July 18, 2022, a soldier of the unit (Dymyd Artemiy Mykhailovych) was killed in action.

A bright flash appears on video, from an enemy grenade and the soldier recording is separated from his comrade and is forced to hide in a small corridor.

[49] On February 28, 2024, a group of soldiers of the regiment died while attempting an incursion on Tendrivska Kos in Kherson Oblast but the landing was unsuccessful[50][51] with three confirmed deaths (Typusyak Roman,[52][53] Serhiy Kuryanov and Stanislav Marchenkov[54]).

The vessel of the regiment Netishyn was involved in the search for dead personnel from the Island-type patrol boat P190 "Slovyansk" and the trawler U360 "Henichesk" ,sunk by Russian aircraft.