Arabian Sea huge sand storms in antiquity. Later the kingdom of Axum arose in Ethiopia to rule a mercantile empire rooted in the trade with Europe via Alexandria. The Port of Karachi is Pakistan's largest and busiest seaport. It is located between the Karachi towns of Kiamari and Saddar. The Gwadar Port is a warm-water, deep-sea port situated at Gwadar in Balochistan, Pakistan at the apex of the Arabian Sea and at the entrance of the Persian Gulf, about 460 km west of Karachi and approximately 75 km (47 mi) east of Pakistan's border with Iran. The port is located on the
Principal Secretary to the President of Pakistan Principal Secretary to the President of Pakistan The Principal Secretary to the President of Pakistan is the senior most bureaucratic aide to the President of Pakistan. The position holder is a BPS-22 grade officer, usually belonging to the Pakistan Administrative Service. The Principal Secretary is the administrative head as well as the highest-ranking official of Aiwan-e-Sadr. The Principal Secretary advises and assists the President on all the official business routed through the Aiwan-e-Sadr, and because of this the PS to President is generally regarded as the most crucial aide to the President. The duties of the Principal Secretary includes, but