“The US Embassy in Islamabad was conveyed today that such an action against Pakistani government departments or other organizations, entities and individuals is not in accord with international law and recognised diplomatic conduct, a press release from the Ministry of Foreign Affairs stated.The ministry further said that it has urged the US to stop such activities in the interest of friendly ties. “The US side was further conveyed that surveillance was contrary to the spirit of friendly relations between our two countries,” the press release added.Earlier today, Foreign Office spokesperson Tasnim Aslam said that such spying was a violation of international law.Earlier in a statement, the PPP also expressed its displeasure over the revelation that the NSA was spying on the political party in 2010 and said that "those who have violated the norms owe an apology".According to the statement released on Wednesday, the PPP urged the government to raise the issue at the diplomatic level and get assurances from the US that such grave violations of international law are not repeated.“The revelation of spying on a major political party of Pakistan is a grave, unwarranted and totally unacceptable interference in the internal affairs of a sovereign country and is condemned,” said a PPP spokesperson.He stated that PPP owes no explanation to a foreign government, and foreign governments and spy agencies do not have the right to spy on it.“Such insensitive operations and unacceptable interference in the affairs of a political party of a sovereign country will serve no purpose except to increase resentment and distrust,” he added.