The Sukkur Barrage, located on the Indus River in Sindh, is historically significant as the first major barrage built in the region. Construction began in 1923 and was completed in 1932, long before the other barrages listed, which were constructed after the independence of Pakistan to manage water resources more effectively.

The Sukkur Barrage is widely recognized as the largest barrage in Pakistan in terms of its scale, the size of its command area, and its historical importance in the irrigation network of the Indus Basin. It serves as the primary water source for a vast network of canals that irrigate millions of acres of agricultural land in Sindh province.

Guddu Barrage is a major irrigation structure built across the Indus River near Kashmore in the Sindh province. It was commissioned in 1962 to provide irrigation water to vast agricultural lands in the surrounding areas. The Indus River is the primary source of water for Pakistan's extensive canal irrigation system, and barrages like Guddu are essential for regulating water flow for farming.

Marala Barrage is a major hydraulic structure constructed on the Chenab River. It is situated near the city of Sialkot in the Punjab province. The primary purpose of this barrage is to regulate water flow for irrigation purposes, feeding several canals that support the agricultural productivity of the surrounding regions. It remains a vital component of Pakistan's irrigation infrastructure.

The Kotri Barrage, also known as the Ghulam Muhammad Barrage, is a major irrigation project located on the Indus River in the Sindh province of Pakistan. It was completed in 1955 to regulate water flow for agricultural purposes in the region, significantly impacting the irrigation network of lower Sindh.

The Qadirabad Barrage is a significant irrigation structure built on the Chenab River in the Punjab province. Its construction was completed in 1968 as part of the Indus Basin Replacement Works, which were initiated following the Indus Waters Treaty. The barrage is essential for regulating water flow and distributing irrigation water to various canal systems in the region.

The Chashma Barrage is a major hydraulic structure built on the Indus River in the Mianwali District of Punjab. It was constructed to regulate the flow of the river for irrigation and to provide water for the Chashma-Jhelum Link Canal. It is a critical component of Pakistan's water management infrastructure, supporting agricultural activities in the surrounding regions.

Sardar Attaullah Mengal was a prominent Baloch nationalist leader who became the first elected Chief Minister of Balochistan following the 1970 general elections. His tenure lasted from May 1972 until February 1973, when his provincial government was dismissed by the federal government under Zulfikar Ali Bhutto. His leadership remains a significant chapter in the political history of the province and the broader national political landscape.

Nur-ul-Amin, a veteran politician from East Pakistan, served as the Vice President of Pakistan during the presidency of Zulfikar Ali Bhutto in the early 1970s. He remains the only individual to have officially held the title of Vice President in Pakistan's history.

Pakistan provides transit trade facilities to Afghanistan, which is a landlocked country. Under the Afghanistan-Pakistan Transit Trade Agreement (APTTA), goods are transported through Pakistani ports, such as Karachi and Gwadar, to reach Afghan markets. This arrangement is crucial for the Afghan economy, as it provides the country with essential access to international trade routes and global markets.