At 19, Yousafzai is the youngest Messenger of Peace, the highest honor given by the United Nations for an initial period of two years. She was also the youngest person to win the Nobel peace prize in 2014 when she was 17.
"From now on we will respond with force to any aggressor or any breach of red lines from whoever it is and America knows our ability to respond well," read a statement by the joint command centre comprising the forces of President Assad's allies
The Eta militant group killed more than 800 people in some 40 years of violence as it sought to carve out an independent country straddling Spain and France.