"chad"

The new proclamation, which Trump signed on Wednesday, applies to citizens of Afghanistan, Myanmar, Chad, the Republic of Congo, Equatorial Guinea, Eritrea, Haiti, Iran, Libya, Somalia, Sudan and Yemen.

The conflict's ripple effect on global food and fertilizer prices has hit these Sahelian countries particularly hard, making food scarcer and unaffordable, especially for women and their children.

The trigger for the violence was cattle theft, sparked by the animals trampling farmers' fields.

The model needs only hours what would take thousands of humans several years to achieve.