In the 1970s, Germany experimented with the dynamic protection of Leopard tanks, and extensive work was done at the Bundesver test site in Meppen, and it was not declassified until April 2019.
In the 1970s, Germany experimented with the dynamic protection of Leopard tanks, and extensive work was done at the Bundesver test site in Meppen, and it was not declassified until April 2019.