1.   Paramilitary groups are suspected of being behind the sectarian trouble that has seen civilians injured by gunfire and dozens of police officers wounded.

2.   Paramilitary groups are suspected of being behind the sectarian trouble in parts of Belfast this month, with Catholics and Protestants engaged in gun battles and hand-to-hand fighting.

3.   Sectarian trouble has engulfed parts of Belfast over the past fortnight, with Catholics and Protestants engaged in gun battles and hand-to-hand fighting.

4.   In November, hundreds of religious militants were detained in a move officials said was aimed at forestalling sectarian troubles.

5.   The sources said the crackdown in Punjab province was prompted by fears of sectarian trouble in sensitive areas.

6.   It came despite strict security measures taken by the government to prevent sectarian trouble.

7.   The incident was one of the lowest points of the sectarian troubles of the British-ruled province.