In these extraordinary times, the world needs courageous leadership. That is what the International Rescue Committee was founded to provide. Our first employee, Varian Fry, issued fake passports from a safe house in Nazi-occupied Marseille to help people escape persecution during WWII.

The war against Boko Haram, the world's deadliest terror group, has created massive displacement and famine-like conditions for 14.8 million people in northeastern Nigeria. Some 5.1 million people don't have access to sufficient food, and 2.8 million children are severely malnourished. If nothing changes, more than 200 children will die each day. This crisis is man-made, but the solutions are too.

The Rohingya are a stateless ethnic minority caught in the violence gripping Myanmar's Rakhine State. In less than a month, half a million people have fled to neighboring Bangladesh, making this the world's fastest-growing refugee crisis. And those who remain in camps in Rakhine live in increasingly dire conditions.

Jessica Chastain stars in the new film The Zookeeper's Wife, about a family who risked their lives to save hundreds of innocent people during the Holocaust. She calls on all of us to do what we can to welcome refugees today, in the face of the largest humanitarian crisis since World War II. Learn more and see how you can help.