Commentators say the Communist Party's policy of deflecting domestic anger with nationalism is increasingly ineffective.
The woman is among a number of petitioners trying to publicize their grievances during a high-level political meeting.
The move comes as the government seeks control over every area of public expression, observers say.
Petitioners converge on the capital to lodge complaints, but are being detained amid a strong security presence.
The three men were among 26 protesters detained during protests in the eastern banner of Jarud in July.
Ethnic Mongolian dissident Hada remains under close surveillance by China's state security police.
A Chinese democracy activist is arrested in London, and his phone and computers confiscated by police.
The rules are a strong indicator of what the current administration fears most, and of what is really going on behind closed doors, analysts say.
Local people are being inadequately compensated, while local officials are colluding with forestry companies, observers say.
President Xi Jinping inks billions of dollars' worth of deals, including major stakes in the U.K. nuclear power industry.
Around 1,000 workers take to the streets after a major glass factory announces its closure.
Rights activists hit out at Prime Minister David Cameron for putting investment deals ahead of tough talk on rights abuses.
Activists say real results are seen when major coal-burning industries are forced to close and car use is limited.
Southern Metropolis Daily journalist Liu Wei had reported on allegations against a celebrity qigong master.
The authorities are dragging their feet over plans to inter the ashes of Zhao Ziyang and his wife together.
Liu Xiaoyuan's 21-year-old son is left reeling after police turn down his application for a passport to study overseas.
The former top officials now face criminal proceedings and are accused of "serious violations" of discipline.
Analysts say a nervous Beijing fears the ancient document curbing the power of an absolute monarch may give its young people dangerous ideas.
Washington calls on Beijing to allow Bao Zhuoxuan to study overseas, as he had planned to do before his parents' detention.
Five herders from Urad Middle Banner are detained as they try to meet with the regional Communist Party chief.
Police use tear gas to disperse a crowd of thousands in one location, while angry residents storm government offices in another.
Rebels in northern Myanmar frequently hand alleged suspects over to police at the Chinese border, local people say.
After she suffers a heart attack, her stay in detention is extended pending transfer following a failed appeal.
Fanya Metal Exchange investors call on Yunnan provincial authorities to investigate allegations that the company's sales literature misled them.
The families of two activists who took him to Myanmar have arrived in the US after their homes were searched by police.
Bao Mengmeng, 16, had reportedly crossed the border during last week's National Day holiday after being denied permission to leave China to study in Australia.
An unsuspecting tourist is billed thousands of yuan for a seafood dinner in a picturesque seaside town.
The award is seen by some as a slap in the face for China's government-controlled scientific establishment.
Activists are being closely watched on the fifth anniversary of the announcement of the veteran dissident's 2010 Nobel Peace Prize.
The lawyers say the state-run All China Lawyers' Association is unconstitutional and doesn't represent their interests.