Just outside the campus this afternoon, the police detained scores of Arab men, including some who appeared to be students, keeping them standing in the sun for several hours as they searched for suspects.

The relatively sparse activity contrasts sharply with efforts in the United States and several European countries, which have detained or arrested scores of suspects and frozen tens of millions of dollars.

He harshly criticized Czechoslovakia and East Germany, saying they had detained scores of peaceful political protesters within hours after the two countries signed the human rights agreement on Sunday.

He has placed the press under state control and has detained scores of politicians, trade unionists and human rights workers.

He has also become a lightning rod for criticism for everything from the profusion of signs warning dogs off lawns to a Federal drug sweep that temporarily detained scores of people while authorities searched for suspects.

In March 2007 Zimbabwe police raided Harvest House, the headquarters of the political opposition the Movement for Democratic Change, and detained and tortured scores of people.

Near Balad, hundreds of troops from the Fourth Infantry Division spent days detaining scores of suspected Baathists.

Police have also detained scores of people including human rights activists, residents said.

According to a report today on the Syrian radio, Government troops who still hold Mosul, which is the north's largest city, are detaining scores of people to use as human shields against rebel attacks.

Since the bombing, the Government has detained scores of suspects who have been subjected to intensive interrogation about the bombing.