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Defence & Security23 Oct 2026 · about 6 min

Finland To Build A Million Landmines As Russian Threat Looms

The brief

An anti-personnel landmine is a weapon intended to injure or kill people rather than destroy vehicles. It stays hidden or placed on the ground until a person activates its trigger. The weapons matter because they can obstruct movement, but they can also remain dangerous after fighting ends. Finland plans two types. A modern tube mine uses a tripwire trigger. When someone disturbs the wire, the mine activates. A step mine uses pressure. It activates when someone steps on it. The article also mentions possible future cluster-type mines, but gives no technical details about them. The mines would support Finland’s defensive strategy, not be laid during peacetime. Production is expected to begin in Finland in 2028. The first mines and training equipment are expected in 2027, and all conscripts will eventually learn to employ them. The plan remains subject to procurement and contracts that have not yet been signed.

01

What is an anti-personnel landmine, and how do tripwire and pressure-activated mines work?

An anti-personnel landmine is a weapon intended to injure or kill people rather than destroy vehicles. It stays hidden or placed on the ground until a person activates its trigger. The weapons matter because they can obstruct movement, but they can also remain dangerous after fighting ends.

Finland plans two types. A modern tube mine uses a tripwire trigger. When someone disturbs the wire, the mine activates. A step mine uses pressure. It activates when someone steps on it. The article also mentions possible future cluster-type mines, but gives no technical details about them.

The mines would support Finland’s defensive strategy, not be laid during peacetime. Production is expected to begin in Finland in 2028. The first mines and training equipment are expected in 2027, and all conscripts will eventually learn to employ them. The plan remains subject to procurement and contracts that have not yet been signed.

02

How many mines does Finland plan to produce, how much will the project cost, and when will production and deliveries begin?

Finland plans to return its anti-personnel mine stockpile to its pre-2012 level. The planned scale is around one million mines. The project matters because it represents a major rebuilding of a capability Finland previously abandoned after joining the Ottawa Convention.

The first planned weapons are Finnish-made tube mines with tripwire triggers and pressure-activated step mines. The project’s total cost is around $110 million. Training equipment and the first new mines are expected during 2027. Their arrival is intended to support preparation before full production begins.

Production is scheduled to begin in Finland in 2028. The final mines are not expected to be delivered until the 2030s. However, the timetable is not yet a signed contract: the procurement process is still reviewing materials and technical specifications. Finland plans to issue tender requests before competitive bidding and contract awards.

03

What does the Ottawa Convention prohibit, and why has Finland decided to withdraw from it?

The Ottawa Convention is an international treaty that prohibits the use, stockpiling, production, and transfer of anti-personnel mines. Its purpose is to eliminate weapons that can kill or maim people long after combat. Finland joined the convention in 2012, but its withdrawal took effect on January 10 of this year.

Finland says its security environment has changed. Russia invaded Ukraine in 2022, and Finnish officials see the possibility of a larger Russian military presence near the country’s eastern border. Poland, Lithuania, Latvia, and Estonia have also moved to leave the convention, reflecting wider concern on NATO’s eastern flank.

Finland intends to use mines only during emergency conditions, not in peacetime. The decision does not make mines its entire defense plan. Instead, they would join artillery, airstrikes, engineering obstacles, fortifications, and reserve forces. The shift shows how deteriorated European security has reopened debate over banned weapons.

04

How would Finland use anti-personnel mines to slow or disrupt a Russian invasion?

Finland would use anti-personnel mines as obstacles during an emergency defense. Their purpose would be to slow infantry movements and hamper advances through vulnerable areas. This could make a Russian attack take longer and consume more troops, equipment, and time.

The key mechanism is disruption. Mines could complicate an attacker’s movement and force troops to devote resources to clearing obstacles. Finland’s broader defense strategy emphasizes rapid mobilization, delaying a much larger force, and defending national territory until reinforcements arrive. Mines would support that delaying mission rather than operate alone.

Finland says it does not intend to lay the weapons during peacetime. All conscripts are ultimately expected to train in their employment. The plan responds to Russia’s invasion of Ukraine and the possibility of a larger Russian military presence nearby. Its effect would depend on coordination with artillery, airstrikes, fortifications, engineering obstacles, and reserve forces.

05

What humanitarian consequences can landmines cause for civilians after a war ends?

Anti-personnel mines can continue harming people after a war ends. Unlike weapons used only during an attack, mines may remain in the ground or battlefield area without anyone actively controlling them. Civilians can later encounter them and be killed or maimed, creating danger during the return to normal life.

The article identifies this lasting risk as a major humanitarian problem. Mines have been used to slow attackers for centuries, but their effects can extend beyond the military situation that prompted their placement. This danger has caused anti-personnel mines to fall foul of international humanitarian law in many countries, especially where leaders do not see invasion as a realistic threat.

Finland’s decision shows the tension between defense and humanitarian protection. Helsinki says it will not lay mines during peacetime and would use them only in emergency conditions. Even so, the planned stockpile raises the same enduring concern: any wartime deployment could leave hazardous areas for civilians after hostilities end.

06

How have Finland’s wars with the Soviet Union, its long border with Russia, and its membership in NATO shaped this decision?

Finland’s decision is rooted in direct experience with Soviet aggression. The Soviet Union invaded in 1939 during the Winter War and fought Finland again from 1941 to 1944. Finland lost territory but preserved its independence. It then maintained conscription, a large trained reserve, and a strategy designed to make invasion costly.

That history fits Finland’s geography. The country shares a little over 800 miles of border with Russia. Its defensive approach emphasizes rapid mobilization, territorial defense, and delaying a much larger force until reinforcements arrive. Russia’s full-scale invasion of Ukraine in 2022 reinforced the belief that major conventional war remained possible in Europe.

Finland joined NATO in April 2023. Its new mine policy reflects concern shared by NATO’s eastern-flank members, several of which are also leaving the Ottawa Convention. The country now plans to rebuild its mine capability while keeping it inside a larger national and alliance defense framework.

07

Why can mines be useful to a smaller country defending its territory against a much larger military, and what other defenses must work alongside them?

Mines can help a smaller defender compensate for fewer people and less military mass. They complicate an attacker’s movement, slow operations, and force troops to spend time and resources clearing obstacles. For Finland, that delay could help protect vulnerable areas and keep a larger invading force from advancing quickly.

The mechanism is not simply destruction. Mines can channel troops toward selected routes or make movement through exposed areas more difficult. Finland’s defense philosophy emphasizes rapid mobilization and delaying a much larger attacking force until reinforcements arrive. A long border and relatively small population make that delaying effect especially important in the article’s account.

Mines would not work alone. Finland’s broader system includes artillery, airstrikes, engineering obstacles, fortifications, and reserve forces. Conscription and a large trained reserve support rapid mobilization. The planned weapons would be used only during emergency conditions, while production and procurement proceed through the 2020s and deliveries continue into the 2030s.

This brief was written by AI from the original reporting and checked by other models. Names, figures and quotes come from the source; read it for full context.

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