Plans for a corridor stretching from the Chinese border to Pakistan's deepwater ports on the Arabian Sea date back to the 1950s, and motivated construction of the Karakoram Highway beginning in 1959.[41] Chinese interest in Pakistan's deep-water harbor at Gwadar had been rekindled by in 2002 China began construction at Gwadar port which was completed in 2006. Expansion of Gwadar Port then ceased thereafter owing to political instability in Pakistan following the fall of General Pervez Musharraf and subsequent conflict between the Pakistani state and Taliban militants.[42]