In a world full of all kinds of humanitarian problems to deal with, it's still the case that the war that has been going on in Syria since 2011 is one of the biggest problems of all. There are a number of reasons why this is the case, not the least of which is the fact that the war seems like there is no real end in sight. On top of this, there is a lot of evidence out there that the kind of violence that is happening because of the war is not something that would ordinarily be accepted in the rules of war.
In particular, it's likely you've heard something or other about the various kinds of human rights abuses that have been happening in the country. These types of issues are the result of the Syrian government taking an active and highly controversial approach to rooting out the rebels that have taken over a number of cities in the country. Read more about Civilian Crisis in Syria from https://www.politico.com/arena/bio/mark_dubowitz.html. While there is certainly plenty of fighting to be done, the truth is that civilians are far too frequently getting caught up in all of this. Once you've gone through the post below, you'll begin to get a strong sense of the civilian abuses that are happening throughout Syria.
One of the most significant abuses of all is the fact that the Syrian government has been known to commit chemical weapons attacks on populated areas in the country. There has been a lot of footage coming out of Syria that is made famous for the fact that children have been the target of a number of these attacks. For more info on Civilian Crisis in Syria, click this service. Although the Syrian government has not admitted to either the use of chemical weapons or the deliberate targeting of children, the truth is that many schools, hospitals, and clinics have all been hit with these chemical bombs.
On top of this, Syria has taken a very active role in preventing a wide range of basic aid from reaching its own people who are in the middle of these hot spots. You can find numerous news stories out there about the fact that aid groups have been subject to attacks and blockades as they try to get medical aid and food to the people who need it most.
A cursory look at the evidence makes it clear that Syria is responsible for a number of critical abuses of its own civilians. For those who are in a position to take action against this reality, it's quite evident that now is the time to get started. Learn more about Civilian Crisis in Syria from https://en.wikipedia.org/wiki/Syrian_Civil_War.