Zhu was criminally detained on suspicion of inciting subversion of state power and formally arrested on the same charge on 11 April 2011.
The 12 formally detained today were arrested on May 21 under a law allowing them to be held for questioning for 30 days.
Yuan was formally detained on May 29 and arrested on suspicion of "subversion of state power" on June 30.
Since the women were never formally detained, their doors were left unlocked and their windows unbarred.
The six-hours detainment rule wouldn't start until Ritchie was formally detained.
In the winter of 1816-1817, DeMun and his company were formally detained near the village of Rio Colorado.
The arrest itself involved an element of ceremony: the individual would be tapped on the shoulder with a white baton and formally detained in the name of the king.
Chen was removed from his house in March 2006 and was formally detained in June 2006 by Yinan county officials.
A year later, he was detained in Izmir and formally arrested October 8.
He was the closest aide of Ibrahim Rugova, our Sakharov Prize Laureate, and he has been formally detained by the Serbs.