Her name is Mayssa Abdo and she has set social media abuzz for her role defending the Syrian border town of Kobane against invading Islamic fighters.
It marked the first major meeting between the two countries since President Trump pulled US armed forces out of northern Syria.
Here's a collection of some of the best photos from around the world shot in the last 24 hours
He also warned the Islamic State that America would hit them hard from nearby military bases if the terror outfit regains momentum.
Women in war-torn countries battle on the front lines
The blast, which could be heard several kilometers away, sent burning debris showering down over an area a few hundred meters from the Justice and Interior Ministries, a top courthouse, and the former office of the prime minister.
The number of people killed in acts of terror reached a record high last year, with almost four in five of these deaths occurring in just five countries, new research shows.