Missiles

"We have made great progress in the field of strategic and deterrent weaponry," Iranian President Hassan Rouhani said.

"It makes sense for North Korea to build up the sister now. Kim Jong Un's kids are too young to succeed him over the next 20 years," Professor Sung-Yoon Lee said.

Russia's aerospace forces commissioned the new S-350 Vityaz surface-to-air missile system, testing its ability "to detect and destroy a mock air enemy."

In their attack, Iranian forces used both ballistic missiles and cruise missiles. These are the key differences.

Joe Scarborough's remarks came after Kim Jong Un asserted this week that North Korea "will never" denuclearize.

"Symbolism is very big for Kim. Look, it's business as usual in North Korea," Jack Jacobs told MSNBC.

North Korea fired two missiles into the sea off its eastern coast on Thursday as denuclearization negotiations with the U.S. remain stalled.

Russian Foreign Ministry spokeswoman Maria Zakharova also suggested the U.S. strategy in the Middle East is collapsing.

Pyongyang has conducted seven rounds of short-range missile tests since July with denuclearization talks with the U.S. in limbo.

Victor Cha was nominated to become Trump's ambassador to South Korea but was dropped after warning the White House against a pre-emptive strike on the North.

Gorbachev was the Soviet leader when the agreement—limiting nuclear capable missiles in Europe—was signed in 1987.

Turkey's purchase of the Russian anti-aircraft system has opened up a rift with the U.S., which fears the deal could compromise American military secrets.

U.S. military officials have warned that America is lagging behind China and Russia in hypersonic weapons development.

Yi-Chi Shih sourced sensitive microchips from an American company whose customers include the U.S. Air Force and DARPA.

"No water came out of the showers, faucets were missing and lights were not set up properly," Kim complained of facilities at a youth center.

"If he's working towards a deal, as you say, it's a deal we don't know about," John Brennan said. "He basically said he wants denuclearization. That is not going to happen."

Washington's demand that Turkey kill a deal for Russia's S-400 anti-aircraft system was "unacceptable," a Kremlin spokesman said.

Not everyone was so sure that the supposed threat from Iran warrants America's military response.

"I'll leave that for you to decide," acting Secretary of Defense Patrick Shanahan told Fox News, failing to confirm or deny Russian involvement in North Korea's weapons programs.

"We all know perfectly well that so far there are no such weapons in the world, no one else, except us, except Russia," Russian President Vladimir Putin said.

North Korean supreme leader Kim Jong Un said, "Genuine peace and security of the country are guaranteed only by the strong physical force capable of defending its sovereignty."

The U.S. may seek to fight fire with fire when it comes to Russia's and China's hypersonic weapons.

Russian Ambassador to Washington Anatoly Antonov warned that Russia would  "be forced" to deploy missiles capable of targeting all of Europe if the U.S. were to place new missiles on the territory of its European allies.

The drills were designed "to protect the territorial waters of our country, maintain lines of communication and promote the flag of the Islamic Republic of Iran."

Russian President Vladimir Putin said U.S. leaders should consider the "range and speed of our prospective weapons" before threatening Russia.

Speaking during a press conference in the Russian seaside town of Sochi, Putin accused the U.S. of violating the sovereignty of its allies.

President Donald Trump said the U.S. "will work with NATO and our other allies and partners to deny Russia any military advantage from its unlawful conduct."

Saudi Arabia may be building its first missiles at home as the U.S. and Israel step up their campaign to isolate mutual foe Iran.

A high-level North Korean official is meeting with Secretary of State Mike Pompeo on Friday.

New satellite images show Iskander ballistic missile units conducting drills within range of the border.