Dozens of would-be protesters are detained and returned under escort to their hometowns, while others are still incommunicado in local police stations.
Vice-Senior General Soe Win rules out any changes to the nationwide cease-fire agreement to accommodate ethnic militias that haven’t signed it.
The lecturer is the third American held by Pyongyang amid rising tensions with Washington.
Xie Yang's lawyers, who exposed details of his torture, are replaced with a government-appointed attorney.
Analysts say access to information about the standoff helped restrain the government.
President Xi Jinping promises to stay in regular contact with his U.S. counterpart Donald Trump amid a "rapidly changing international situation."
Last 19 hostages handed over after negotiations in which Hanoi's mayor vows to investigate farmers' complaints about land spat.
Vuthy Huot rejects assertions that he blended in with a group of opposition party officials to improperly access Prey Sar Prison on April 19.
Nineteen police officers and officials remain held amid the ongoing standoff over land.