It is the biggest exchange of captives since the devastating conflict began in 2015.
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UN appeals to Yemen rebels over 'diverted' aid
Vital food aid is being diverted by some corrupt officials in Houthi-held areas, a UN official says.
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UN appeals to Yemen rebels over 'diverted' aid
Vital food aid is being diverted by some corrupt officials in Houthi-held areas, a UN official says.
Air strike near Yemen hospital kills eight
The missile strike left staff and children dead at the medical facility, says Save the Children.
US House votes to end involvement in Yemen
President Trump is expected to veto the resolution rejecting his support for a Saudi-led coalition.
Trump vetoes bill to end US Yemen war role
The president has vetoed a bill that would have ended the US support for the Saudi-led coalition.
Yemen rebel withdrawal met by mistrust
Houthi rebels start to pull out from Hudaydah, a big step towards a truce, but are accused of a "ploy".
Yemen rebel pull-out 'going to plan'
A rebel pull-out from Yemen ports is going as planned, the UN says, despite government misgivings.
Rebels leave crucial ports in Yemen - UN
The ports, a lifeline for aid, are handed to the coast guard under a truce deal agreed last year.
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UN appeals to Yemen rebels over 'diverted' aid
Vital food aid is being diverted by some corrupt officials in Houthi-held areas, a UN official says.
Air strike near Yemen hospital kills eight
The missile strike left staff and children dead at the medical facility, says Save the Children.
US House votes to end involvement in Yemen
President Trump is expected to veto the resolution rejecting his support for a Saudi-led coalition.
Trump vetoes bill to end US Yemen war role
The president has vetoed a bill that would have ended the US support for the Saudi-led coalition.
Yemen rebel withdrawal met by mistrust
Houthi rebels start to pull out from Hudaydah, a big step towards a truce, but are accused of a "ploy".
Yemen rebel pull-out 'going to plan'
A rebel pull-out from Yemen ports is going as planned, the UN says, despite government misgivings.
Rebels leave crucial ports in Yemen - UN
The ports, a lifeline for aid, are handed to the coast guard under a truce deal agreed last year.
Air strike near Yemen hospital kills eight
The missile strike left staff and children dead at the medical facility, says Save the Children.
US House votes to end involvement in Yemen
President Trump is expected to veto the resolution rejecting his support for a Saudi-led coalition.
Trump vetoes bill to end US Yemen war role
The president has vetoed a bill that would have ended the US support for the Saudi-led coalition.
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Video caption: Covid in Yemen: The city where all the doctors fled - except one During the height of the pandemic in Yemen, there was only one functioning hospital in the city of Aden, home to a million people.
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Video caption: War-torn Yemen's Covid-19 struggle Yemen is already facing the world's worst humaritarian crisis and the coronavirus pandemic has not stopped the fighting.
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Video caption: Ayaan, Mikaeel and their community have raised more than £37,000 for the Yemen crisis. When six-year-old best friends, Ayaan and Mikaeel found out about the 12.3 million children suffering from the Yemen crisis they wanted to help with their lemonade stand.
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Video caption: Yemen crisis: 'Not seeing my family for seven years is not easy' Mujahed Aqlan has not seen his family since he fled Yemen aged 15 when gunmen came to his house.
By Caleb Spencer
BBC News
By Nawal Al-Maghafi
BBC Arabic special correspondent
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Video caption: Yemen crisis: Five years of hunger, five years of war Yemen's humanitarian crisis is worsening as coronavirus compounds the impact of the conflict.
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Video caption: Yemen bracing for coronavirus outbreak The BBC gained access to hospitals in Sanaa that are bracing for an outbreak with very few resources.
