Iran is host to over 3.5 million refugees, under a million of which are documented Afghans and Iraqis.

The US government has withdrawn from settlement negotiations to end lawsuits lodged on behalf of parents and children who were forcibly separated under the Trump administration's zero-tolerance border policy.

International and human rights lawyers have called the legality of nationality and borders legislation into question.

The US returns the first migrants to Mexico under a reinstated policy that allows officials to send non-Mexican migrants to that country to await their US immigration court hearings.

Rights advocates say US President Joe Biden’s signature $1.75-trillion spending plan is "not good enough" on delivering his immigration promises.

It was the first summit between the leaders of Canada and Mexico since former US President Donald Trump walked out of it in 2017, soon after entering the White House.

Hundreds of migrants from Central America and the Caribbean trekked across Mexico on Wednesday, the latest in a series of caravans that have sought to reach the US border in recent months