 Complete the following phrase:  Pakistani intelligence officials began privately lobbying the U.S. and its allies to send materiel assistance to the Islamist insurgents. Pakistani President Muhammad Zia-ul-Haqs ties with the U.S. had been strained during Jimmy Carters presidency due to Pakistans nuclear program and the execution of Zulfikar Ali Bhutto in April 1979, but Carter told National Security Adviser Zbigniew Brzezinski and Secretary of State Cyrus Vance as early as January 1979 that it was vital to repair our relationships with Pakistan in light of the 