Sri Lanka: civil war
A comprehensive investigation of Sri Lanka's brutal civil war and analysis of alleged crimes against humanity.
Exclusive: two Sri Lankans who witnessed the violent final showdown of the country's 26-year civil war claim a top military commander and Sri Lanka's defence secretary ordered war crimes.
New video evidence of the alleged executions of bound prisoners in Sri Lanka has emerged and is to be broadcast in full in a documentary, as pressure builds for an international investigation.
Channel 4 News can name a woman journalist as one of the victims in the Sri Lanka execution video along with damning new details of the date and location where the video was filmed.
The Queen will not attend this year's Commonwealth summit as the palace reviews her long-haul travel. But there are calls for Britain to boycott the meeting due to Sri Lanka's human rights record.
Amnesty International says Sri Lanka should not host November's Commonwealth heads of government meeting unless it stops "systematic violation of human rights".
The Canadian foreign minister tells Channel 4 News he is "appalled" the Commonwealth heads of government meeting will still take place in Sri Lanka despite concerns over human rights in the country.
Amid growing alarm over the muzzling of the media in Sri Lanka, its state broadcaster has denied censorship in a row that has seen the suspension of BBC World Service broadcasts.
For the second time in two years the United Nations Human Rights Council votes to urge Sri Lanka to carry out credible investigations into killings and disappearances during its bloody civil war.
Exclusive: David Miliband and Sir Malcolm Rifkind call on the Commonwealth Secretariat to stop Sri Lanka from hosting its heads of government meeting because of the country's poor human rights record.
The British government plans to deport 65 Sri Lankan nationals - mostly Tamil, and mostly failed asylum seekers - despite earlier admitting that at least 15 Tamils previously sent back were tortured.