Saudi Arabia's navy evacuated dozens of diplomats from Yemen on Saturday and the United Nations pulled out international staff after a third night of Saudi-led air strikes.
A Yemeni official said the Saudi-backed operation in the country would only take days, but experts said an easy conclusion is unlikely.
Kerry Craig, market strategist at JP Morgan Asset Management, talks about the current crisis in Yemen and how oil and Saudi Arabia are involved in it.
The former UN ambassador says Israel is "our anchor in the Mideast."
The Russian satellite state of Chechnya has threatened to supply weapons to Mexican rebels to aid a conflict against the United States.
CNBC's Hadley Gamble reports on the aftermath of another round of Saudi-coalition air strikes in Yemen.
War planes have reportedly struck an air force base a few kilometers from an oil field in Yemen. CNBC's Hadley Gamble discusses the latest developments.
Jason Feer, Head of Business Intelligence at Poten & Partners, says Saudi Arabia and its allies are prepared to do everything they can to stop the advancement of Houthi militants.
The conflict has pitted two big oil production nations against each other, Saudi Arabia and Iran.
Americans "need to understand just how important a threat Yemen can be," says one analyst.
A Saudi-led coalition - including the U.S - has launched airstrikes on Yemen as the country, ridden with extremist groups, edges closer to civil war. CNBC recaps the events leading up to that point.
With the conflict between Saudi Arabia and Yemen intensifying, Firas Abi Ali, head of Middle East analysis at IHS Country Risk, talks about what's taking place.
Military intervention by Saudi Arabia in the conflict in Yemen is ringing alarm bells around the Middle East and the world.
With the conflict between Yemen and Saudi Arabia increasing; CNBC's Hadley Gamble and NBC's Ali Arouzi reports on the effects on the countries involved and the markets.
Yemen has reportedly shut all its major sea ports due to the escalating conflict. CNBC's Hadley Gamble discusses further.
The UK has sent military support to the Falkland Islands, amid concerns that it faces an increased risk of an attack from Argentina, backed by Russia. CNBC's Ted Kemp reports.
The U.K. has sent extra military support to the Falkland Islands, amid concerns that it faces an increased risk of attack from Argentina.
Civil strife and terrorism in Yemen could pose a greater threat to the Gulf countries of the Middle East than tumbling oil prices, a major bank said.
A dispute between Ukraine's President and a billionaire governor has widened, confronting the government with a serious internal crisis.
President Vladimir Putin dismissed two senior officials on Monday in a surprise move that followed rumors of feuding at the heart of the Kremlin.