For a lot of Westerners, civil war is a thing of sepia-toned documentaries. But there are many ongoing conflicts in the world. Test your knowledge of a few of them here — and maybe learn a little about the story behind the headlines.
The Israelis and Palestinians have been in conflict for well over 50 years.
Violence broke out in 2013 between the Dinka and the Nuer.
The Dinka sided with President Salva Kiir, while the Nuer supported Vice President Riek Machar.
The conflict, in its third year, has been bloody, with more than 50,000 casualties.
With the lack of crops, a terrible food shortage has occurred.
They declared the food shortage the worst in the world, with both of these statements as possibilities.
A staggering number of people — 1.6 million — have been affected.
Houthis are part of a religious sect.
They are Zaidi Shiite, a sect of the branch of Shiite Islam.
Ansar Allah means Partisans of God, and the sect makes up roughly a third of the Yemeni population.
President Abed Rabbo Mansour Hadi had to flee the capitol after rebel Houthi forces descended.
He rescinded his resignation in fall 2015 and went back to Yemen.
IS and AQAP have been able to build robust operation networks in unstable Yemen.
Along with terrorist threats and food insecurity, more than a million Yemenis have also been displaced by the conflicts.
The Afghan Taliban were driven out of the country but are still waging battle.
The Taliban are in Pakistan and Afghanistan. They control more Afghan territory now than any time since the 2001 U.S.-led invasion.
The Syrian conflict began as part of the Arab Spring in 2011.
President Assad was extremely unpopular with some Syrians.
Both countries joined forces with the government, along with Hezbollah and the Lebanese Shiite Muslim party.
IS has been able to take control or operate in much of Syria.
A huge number of people have fled the country. There are 4.8 million people registered as refugees.
About half of Syria's prewar population has been forced from their homes.
Nearby Turkey has taken in 2 million refugees.
IS has roughly 25,000 foreign fighters, most of whom are in Syria.
They claim to be the ruling government. And hold on, because it gets more complicated.
While the government was based in Tobruk, Libya, the GNC decided to transfer and gain power from Tripoli.
The House of Representative government is based in Tobruk.
Gen. Khalifa Haftar, a former Gadhafi loyalist, leads the charge.
Some Islamists and militias united in Libya Dawn.
About 435,000 people have been internally displaced. Keep in mind that scores of rebel and militia groups, including IS and Ansar al-Sharia, have also provoked turmoil and disorder in the country.