Tensions between Washington and Islamabad have grown in recent weeks as American troops have stepped up operations against militants.
In recent months, as the additional troops and resources ordered up by President Obama have poured in, the American military has stepped up operations against Taliban strongholds.
The Turkish Army stepped up operations in the predominantly Kurdish southeast as well as inside northern Iraq after several deadly attacks by the P.K.K. last summer.
It was also probably a nod to the United States Navy's stepped up operations around islands that Beijing claims in the South China Sea.
The Taliban have stepped up operations in the south and east of Afghanistan and claimed responsibility for a suicide bombing on Wednesday at a base in Khost Province that killed seven C.I.A. officers, the agency confirmed Thursday.
In the past several weeks, Pakistani and American forces have stepped up operations in the border region in a spring offensive intended to rout Taliban fighters from their hiding places and, apparently, to capture Mr. bin Laden.
Ship crews have pulled more than 2,000 refugees from overcrowded boats in the Mediterranean, Italy's coastguard has said, as people-smugglers stepped up operations during two consecutive days of good weather.
Here in Iraq, the Iranian-backed Mahdi Army rose up twice against the Americans in 2004, and American and British forces have stepped up operations recently against elements of it, raiding hideouts and engaging in pitched battles in the Sadr City neighborhood of Baghdad and in the area around Basra, the southern port city.
"We will instruct forces in the field to be careful not to portray assistance as a reward for the provision of intelligence". The US has stepped up operations along the southern border with Pakistan over the past few months in an effort to counter a resurgence of the Taliban and to try to smoke out Osama bin Laden.
The government stepped up operations to retake rebel-held areas following the election of Mr Poroshenko as president in June.
The Turkish military has stepped up operations against the rebel Kurdistan Workers Partyy (PKK), which is fighting for Kurdish self-rule.
