In the past few years, more than half a dozen members of the US military have been arrested and charged with passing information to Russia and China.

For the first time in history, a British Challenger 2 tank was destroyed in combat—on the battlefields of Ukraine. In this ...

Challenger 2s in Ukraine were praised for accuracy and protection but struggled with weight, mobility and logistics. Four destroyed. Few remain. Challenger 3 is new but comes in too few numbers argues ...