Student Sergio Adrián Hernández was killed when an officer opened fire on a group of young Mexicans that were reportedly throwing stones.
Two members of a previous convoy were killed last month, while trying to bring aid to the blockaded people of San Juan Copala in Oaxaca state.
Amnesty International has urged the Peruvian authorities to drop unsubstantiated charges against a prominent Indigenous leader, who was detained on his return to the country this week after almost a year in Nicaragua.
Amnesty International's annual assessment of the state of the world's human rights, details abuses in 159 countries and shows how power politics are worsening the situation.
Dozens of people have been killed in the capital city of Kingston during a security operation to arrest an alleged drug dealer.
Sara López, Joaquín Aguilar and Guadalupe Borja, who have refused food for a week, are being detained for campaigning against high electricity prices.
The Colombian authorities must investigate the killing of a human rights defender who was campaigning against abuses committed by paramilitaries and the security forces in the north-western region of Sucre.
Authorities in the US state of Missouri should commute the death sentence of Reginald Clemons, who has been on death row for 17 years, Amnesty International urges in a new report.
Indigenous rights activist Alberta Cariño and Jyri Antero Jaakola from Finland were killed in an ambush by armed men in the Triqui area.
Judges ruled not to change the law, which says extrajudicial killings and acts of torture and rape committed by members of the former military regime were political acts.
Amnesty International today called on the Cuban authorities to end harassment of independent journalists following a month in which several reporters were arbitrarily detained and intimidated for criticizing the government.
All presidential candidates urged to send out a clear message that, if elected, they will put an end to many decades of abuses and impunity.
The authorities have been urged to take immediate action to protect media workers after an escalating series of attacks has led to six journalists being killed in less than eight weeks.
Amnesty International has urged the Mexican authorities to investigate an attack on human rights observers in the state of Oaxaca, that reportedly left at least two people killed and several injured and missing.
Amnesty International has welcomed the conviction of Reynaldo Bignone, who was found guilty of torture, murder and several kidnappings that occured during the 1970s.
At least three individuals seen as opposed to President Hugo Chávez were arrested and charged in March alone.
The guerrilla group has been urged to put an immediate and unconditional end to kidnapping and hostage-taking.
Thousands of women living in temporary camps are threatened by sexual violence and have inadequate protection from any authorities
The law protects those responsible for thousands of killings and disappearances during the country's armed conflict from 1980 to 1992.
Laura Pollan who, has been campaigning for the release of her husband since 2003, talks about police ill-treatment and her work on behalf of prisoners of conscience.