21.   Organized by the Greek Committee for International Detente and peace, the Tuesday protest will also include a march from the city center to the American embassy.

22.   Police and National Guardsmen stood guard in various Caracas street corners and plazas to prevent the two marches from clashing.

23.   Police faced a riot after stopping one Protestant march from going through the Lower Ormeau Road on Easter Monday.

24.   Police in grey, armored Land-Rovers observed and videotaped the march from a discreet distance.

25.   Police and National Guardsmen stood guard on various Caracas street corners and plazas to prevent the two marches from clashing.

26.   A group of artists and intellectuals had called for a march from Cairo University to the nearby Israeli Embassy, in a heavily guarded office building along the Nile.

27.   But on their march from downtown Hong Kong, the environmentalists passed a demonstration organized by the main opposition party, the Democratic Party.

28.   Chittagong-Bangladesh -- Muslim fundamentalists begin a march from Chittagong to Dhaka to demand Islamic rule in Bangladesh.

29.   Deborah Louria, of North Oakland, Calif., the Bay Area coordinator, learned of the march from a parenting site on the Internet.

30.   Hundreds of thousands are expected to march from different points in the capital, Tehran, en route to the square.