In Yemen after nearly a half-decade of war, 80 percent of the population is in need of aid. But it’s women and girls who have been hit hardest by the conflict.

The war against Boko Haram, the world's deadliest terror group, has uprooted 14.8 million people in northeastern Nigeria who now face the threat of famine. The crisis is man-made, but the solutions are too. Unless the world pays attention, nothing will change.

Nearly a half-decade of war in Yemen has turned the country into the world’s largest humanitarian crisis. Four mothers explain how the conflict has impacted their families.