Ukraine likely made "a significant tactical breach" on the southern front, a new report says.
The advance comes after a successful week for Ukrainian forces.
The offensive of Ukrainian forces has been widening a gap in the frontline for several weeks, the report adds, clarifying that "Ukrainian forces have yet to complete a breakthrough of this defensive layer" with heavy armor and vehicles.
Ukrainian forces told Reuters and Ukrainian media that an experimental sea drone called Sea Baby, was used as part of this attack.
On Saturday, a NATO admiral told the military alliance that "history books will show Ukraine has transformed modern warfare.
Persons:
Ukraine's, Al, ISW, Don —
Organizations:
Service, Assault Brigade, Reuters, Russia, Directorate of Intelligence, Ministry of Defence, Ukrainska Pravda, Fleet, MoD, Kilo, NATO
Locations:
Ukraine, Wall, Silicon, Robotyne, Andriivka, Bakhmut, Klishchiivka, Al Jazeera, Rozdolivka, Crimea, Screengrab, Russian, Ukrainian, Sevastopol, Russia, Minsk, Rostov