Satellite imagery shows new air defence installations, a new loading platform for rail-based logistics, and high security fencing.

Nine countries possess nuclear weapons, with Russia having the largest stockpile of military nuclear warheads.

MOSCOW (Reuters) -Russian President Vladimir Putin said on Wednesday that special attention in the country's new arms programme should be paid to the nuclear triad - land-based, sea-based and aircraft-launched weapons.

Kazakhstan has awarded contracts to both Russia's Rosatom and China's National Nuclear Corporation for the construction of two separate nuclear power plants, demonstrating a multi-vector approach to foreign policy.

The Ukrainian operation was “grounds for a nuclear attack,” declared Vladmir Solovyov, a firebrand host on Russian state TV, calling for strikes on the Ukrainian presidential office in Kyiv, and beyond.

The European Commission will not propose measures to limit the EU's reliance on Russian nuclear fuel this week alongside its proposals to ban Russian gas, EU energy commissioner Dan Jorgensen said on Monday.

China has an estimated 600 nuclear warheads—an increase of 100 in just one year—the Stockholm International Peace Research Institute reported.

Since shortly after it was founded in 1948, Israel has been intent on building a nuclear program to ensure its survival.

Russia's state nuclear corporation Rosatom and state-owned China National Nuclear Corporation have been tapped to lead separate consortiums to build the first nuclear power plants in Kazakhstan, the country's atomic energy agency said on Saturday.

Swedish broadcaster SVT has obtained new satellite images showing that russia is modernizing its nuclear bases near Europe - one of them is located 270 km from