21.   Joseph Estrada on Wednesday became the first former Philippine president to be arraigned on criminal charges, with thousands of riot police on alert to head off possible unrest.

22.   Justice Secretary Hernando Perez said the government is worried about possible unrest if Estrada is jailed.

23.   Justice Secretary Perez said the government is worried about possible unrest if Estrada is jailed.

24.   Levy said police and the army were preparing for possible unrest.

25.   Meanwhile, State police chief SAC I Amiruddin Embi has football fans to refrain from displaying banners with negative messages which could lead to possible unrest during matches.

26.   Officials also planned for troops to practice against possible unrest inside the camp or threats to the perimeter, guarded by layers of fencing topped by razor wire.

27.   Rais warned of possible unrest if the investigation cleared Suharto.

28.   Some have staged mock riots to rehearse how they would tackle possible civil unrest.

29.   Some officers have staged mock riots to rehearse how they would tackle possible civil unrest.

30.   The bank also warned of possible social unrest caused by rising unemployment, particularly because of reforms being carried out in inefficient state-owned enterprises.