The appeal for calm, linked with the threat of a crackdown, followed similar warnings on Wednesday by the armed forces and the government.
The move followed warnings that the island would face a severe water shortage if further development continued.
The attack followed several warnings by the group that it would single out American interests in the region.
The shutdown followed warnings that the embassy's 25 diplomats were in danger.
The step, which followed earlier warnings, marked the final stage before the Catholic-financed newspaper may be banned for three months.
The comments follow warnings that the budget would be grim.
Follow all directions, cautions, and warnings on the label.
When travelling in rural areas you should always follow local warnings about the presence of landmines.
Follow all directions and warnings on the product package.
The attacks follow repeated warnings by Pretoria in recent months to neighboring countries that allow guerrillas to use their territories.