Like some secretive, sinister army they march on their target. With only eyes visible behind black burkhas, scores of women wielding bamboo poles descend on a police checkpoint in the Pakistan capital of Islamabad. Backed by armed male students, they snatched weapons and took four officials hostage, triggering a gun battle that left at least nine people dead and 140 wounded. As the bullets flew, many of the women took to rooftops to shout anti- Government slogans. Students set fire to two government offices and torched dozens of cars outside. There were even loudspeaker calls for suicide attacks on the...