In this you discuss military technology, weapons of various countries. Interesting factor in Russia removed from weapons missile system R-36M (Voivod - Satan) https://ru.wikipedia.org/wiki/%D0%A0-36%D0%9C in return adopted a missile system PC-24 "Yars". https://ru.wikipedia.org/wiki/%D0%A0%D0%A1-24 But the R-36M superior technical characteristics (better) PC-24 "Yars" And the thing is that the Russian science wreck and no stable platform (foundation) to develop in the military industry, there is not even possible to restore production P-36M (Voivod - Satan ). Russian Mason did not appreciate his strength and hard to go to force a dialogue, thus want the world community to impose their own interests!
Defeating armor-piercing bullets... New Armor Material Turns Armor-piercing Bullets Into Dust April 11, 2016 - A new material might be strong enough to render even an armor-piercing bullet harmless.