The three Baltic countries initially announced the plan for a “Baltic Defense Line” in January. In May, Poland announced a similar project called the “Eastern Shield” with a purpose to strengthen its borders with the Russian exclave of Kaliningrad and Belarus.

Estonia, Latvia, Lithuania and Poland will seek EU funding to build a network of bunkers, barriers, distribution lines and military warehouses along their borders with Russia and Belarus, Estonia said.

NATO members Estonia, Latvia, Lithuania and Poland will seek European Union funding to build a network of bunkers, barriers, distribution lines and military warehouses along their borders with Russia

No mines, barbed wire, anti-tank weapons, or other such devices will be deployed in peacetime along the border fortifications.