Loun Savath has become a common figure at land protests, vexing Cambodia’s Buddhist leadership.
The 13 women were found guilty of illegally taking land and resisting public officers.
Cambodia’s two main royalist parties struck a deal on Thursday, putting to rest years of animosity.
Like many people who lived through the Khmer Rouge, Ung Loung has had to deal with the horrors that happened to her and her family.
Around 50 demonstrators gathered in front of Phnom Penh municipal court Wednesday morning, where they stayed all day.
Police officials have said they want to question Mam Sonando in relation to the alleged movement in Kratie province.
The National Election Committee has so far received 18 complaints of irregularities during the campaign period.
City officials could not be reached for comment, but rights workers said they expect the 13 detainees will appear in court Wednesday.
Authorities say they want to arrest Bun Ratha for participating in an anti-government movement, alongside other suspects in Kratie.
Two demonstrations—one of factory workers and one of displaced city residents—were held on Monday.
Security forces have left a village in Kratie that was the site of the shooting death of a teenage girl by government forces last week.
Ten political parties kicked off campaigning across the country on Friday, in anticipation of commune elections June 3.