The Taliban has threatened to attack Pakistan and the United States in response to the death of Osama bin Laden and the Palestinian Militant group Hamas has also condemned the killing by US forces . Pakistan's main Taliban faction has threatened to attack the country 's leaders and Army as well as the United States. International law enforcement agency Interpol has called for extra vigilance in the wake of the killing. It said the death of Osama bin Laden did not represent the demise of Al Qaeda affiliates or those inspired by the organisation who would continue to engage in terror attacks. American embassies are on high alert. In London the Government has warned Britons overseas to exercise caution in all public places .