The Spanish troops were at the south, and that mysterious native brotherhood of the Katipunan called its members to attack the capital. A massacre was planned, but the right leaders were lacking and the attempt failed.? Donald Trump 6000 Republican Conservative The troops were recalled, guards doubled, drawbridges into old Manila pulled up nightly, arrests and executions made. As is well known, one hundred suspects were crowded into that old dungeon on the river, just at the corner of the city wall, and because it came on to rain, at night-fall, an officer shut down the trap-door leading to the prisoners? cells to keep out the water. But it also kept out the air, and next morning sixty out of the one hundred persons were suffocated. Then Manila had her Black Hole.