The river flotilla of the Ukrainian Navy conducted tactical exercises on the Dnipro River using boats received as part of international assistance to practice combat operations, personnel delivery and mine reconnaissance.
President Zelenskyy announced that Ukraine is finalizing a new Maritime Strategy to consolidate its interests and capabilities at sea, ensuring that the country can protect its maritime interests and those of its allies after Russia's dominance in the Black Sea region was shattered by war.
The Hetman Ivan Mazepa, a multi-purpose corvette-class ship being built by Turkey for the Ukrainian Navy, is undergoing sea trials.
Keir Starmer, the new British Prime Minister from the Labor Party, is likely to continue active military support for Ukraine and strengthen security alliances against Russia, a political analyst believes.
Having received F-16 fighter jets, Ukraine will be able to strengthen its control over the Black Sea and challenge Russia's dominance in the region's airspace, the Ukrainian Navy commander believes.
Spokesman for the Ukrainian Navy Dmytro Pletenchuk warned about the presence of military facilities in the temporarily occupied Crimea.
Russia fills Crimean beaches with government employees whose trips are paid for by their jobs, attracting Russians despite the potential risks.
Ukrainian Navy sailors rescued 5 civilians who were swept into the open sea near Odesa.
According to the Ukrainian Navy spokesperson, there are no missile carriers in the Black and Azov Seas, only a submarine without missiles and two surface ships.
The Russian Navy has 2 ships in the Black Sea, including 1 missile carrier without Kalibr missiles, 2 ships in the Sea of Azov without missiles, and 2 ships in the Mediterranean carrying up to 24 Kalibr cruise missiles.
Sailors of the Ukrainian Navy rescued five civilians who were thrown into the open sea in Odesa.
Russia can now be present in the Black Sea only in the form of submarines, as the threat of remote air strikes has been eliminated and its surface ships can no longer operate there.
Russia has three Kalibr missile carriers in the black and Azov seas with a total salvo of up to 36 missiles.
Ukraine has returned more than 50 defenders of Azovstal and Mariupol as part of an ongoing prisoner exchange operation with Russia.
The SBU published a video showing 90 Ukrainian prisoners of war, including soldiers from various military units and defenders of Mariupol and Chernobyl, returning to Ukraine after the exchange that took place on June 25.
That 90 Ukrainian servicemen, including those who defended Mariupol, the Chernobyl nuclear power plant and various front-line areas, were released from Russian captivity during a prisoner exchange with the assistance of the United Arab Emirates.
Russian troops have deployed military equipment, including BM-21 Grad rocket launchers, to the Simferopol District of the occupied Crimea.
The Ukrainian navy confirmed the destruction of enemy UAV personnel, relevant infrastructure, training buildings, control points, communication systems and instructors who train personnel to work with Shahed-136/Geran-2 drones.
On the night of June 21, Ukraine conducted two successful Special Operations, striking a test site in the village of yeisk, from where Russia launches Iranian drones against Ukraine, as well as three key Russian oil refineries in the southern district that produce fuel oil for the Russian Black Sea Fleet.
Russia is building a new railroad from Rostov to Crimea via the occupied territories, but construction has not yet reached Crimea itself, and the existing railroad connection to Crimea is damaged and problematic to use due to Ukrainian shelling.
The Russian occupiers in Crimea managed to restore the operation of the Kerch ferry crossing, which was damaged in late May.
The Russian navy cannot come closer than 100 nautical miles to the Ukrainian coast, and conducting amphibious operations is extremely difficult for it.
The main repair base for russian ships is located in Crimea, but Crimea is not the best place for russians right now.
Russia is actively building a railroad connection between Rostov-on-Don and Crimea via the Dzhankoy Isthmus for military logistics and troop supply, but the project is not yet complete.
Russian troops are actively using the ports of Mariupol and Berdiansk to export looted property - metal, grain and other stolen goods - from the occupied territories of southern Ukraine.
A Russian strike group of six ships, including three Buyan-M cruise missile carriers and large amphibious assault ships, is currently conducting exercises in the Sea of Azov.
Russia cannot afford to have surface ships in the Black Sea, relying only on submarines, while maintaining a group of ships, including missile carriers and amphibious assault ships in the Sea of Azov for training purposes.
Russia has four missile carriers with 28 Kalibr cruise missiles in the Black and Azov Seas.
In 9 months, the Ukrainian grain corridor managed to export 50 million tons of cargo. A significant contribution to this was made by enterprises located in the Port of Yuzhny, medium-sized JSC "Odessa Portside plant", which contributed to the viability of the Ukrainian economy during the war.
The Ukrainian Navy has denied Russia's claims about the destruction of Ukrainian ships and boats, saying that instead Russia attacked civilian port infrastructure in an attempt to block sea routes to Ukrainian ports.