Washington and Moscow haven't commented on the meeting.

Crowds used their sheer hands to move the 360-tonne castle sitting on historic samurai land.

'Ultimately, he sacrificed his life for our cause. His service was brief but he blazed the brightest star.

The Second World War relic was uncovered during work at Kazan National Research Technological University (KNITU), in the west of the vast country.

Explosions were reported at major arms manafacturers.