Michael Clarke has answered lots more of your questions today. Here's a quick summary of some of the important topics he covered: Clarke said Russia's claim to have taken all of t ...

World War II submarines were some of the most feared and effective weapons of the war. Operating mostly in stealth, these ...

After 52 years at its original location, Muskogee's War Memorial Park and Museum relocated to a temporary location at Port Muskogee’s Three Forks Harbor on July 1.

Amid Russia’s escalating nuclear threat, the UK is expanding its nuclear fleet. Which countries have nuclear weapons, and ...

The president’s most important job, as the sole steward of America’s nuclear arsenal, is to prevent nuclear war. And a ...

Trump claimed Iran’s nuclear facilities had been “obliterated,” but some Iranian officials downplayed the impact of the ...

The world is watching to see whether Tehran responds to the U.S. military strikes as leaders urge Iran to negotiate.

Iranian-backed Houthi rebels in Yemen said they would resume attacks on U.S. vessels and warships in the Red Sea if the Trump ...

Follow NBC News after Trump announced the U.S. has struck three nuclear facilities in Iran, joining the conflict that began ...

June 20, the world not only witnessed a precision military strike against Iran’s nuclear targets, the United States military, ...