Tens of thousands of people took to the streets on Monday to mark the anniversary of the city's handover from British to Chinese rule in 1997.
Around 20 Trump supporters were sequestered in a bar near Trafalgar Square by police as confrontations broke out between marchers.
Conventional wisdom says it is liberals who use the internet best to enhance activist causes, but that may not really be the case.
Despite the crisis confronting our planet, environmental activism has become a dangerous activity. The latest threat is lawsuits.
"I guarantee they would love to see you or me punished or put in jail," the pastor said of LGBTQ activists.
The "Abolition of Abortion in Texas Act" faces widespread opposition, even from various anti-abortion groups, such as Texans for Life.
"For Trump and his team, human rights is just another cudgel they wield opportunistically in service of a vision for the Middle East," Jamal Abdi, president of the National Iranian American Council, told Newsweek.
"The staggering scale of arrests, imprisonments and flogging sentences reveal the extreme lengths the authorities have gone to in order to suppress peaceful dissent," said Amnesty International's Middle East research and advocacy director.
The "Stansted 15" said they were guilty of "nothing more than intervening to prevent harm."
"I know that the regime cannot be trusted," Jude Ash, a Syrian activist who is now an asylum applicant in the U.S., told Newsweek. "Any attempt by the regime to facilitate any transition or resolution, the main problem there is trust," he explained.
At least four cows are dead after gorging on highly concentrated animal feed.
"The death of Clément Méric is a political murder. He was targeted because he was recognized as an anti-fascist activist."
Zimbabwe's security forces have harassed activists and leaders supporting the MDC Alliance.
Oliver North also compared the plight of NRA leaders to black activists during the civil rights era.
Russia's most famous civil liberties activist has appealed to the president to intervene after the arrest of five Scientologists.
A woman claims that she was invited to the party as the "main prize" for a soldier.
Poland was one of the first countries to suffer the atrocities of the Nazi war machine in World War II.
Social media activists in Zimbabwe may be able to oust Robert Mugabe.