Question: Who was the Pakistani People's Party founder died at the age of 87 via execution?

Context paragraphs:
Pakistanis in Bahrain: Pakistanis in Bahrain comprise Pakistani people living as expatriates or immigrants in Bahrain and their locally born descendants.  The Overseas Pakistanis Foundation estimates that the population of Pakistanis in Bahrain is between 50,000 and 60,000.  The Pakistani community maintains two schools, the Pakistan School, Bahrain (managed by parents elected board, Patron in chief- Ambassador of Islamic Republic of Pakistan) and Pakistan Urdu School (private school under Asgharali perfume company) which educates community youth.

Cutler School (New York City): The Cutler School of New York was a primary through college preparatory boys' school in Manhattan, New York City, New York established in 1876 by Arthur Cutler.  (A.B., Harvard 1870; Ph.D., Princeton 1885).  The school's founder tutored Theodore Roosevelt, who entered Harvard in 1876.  The majority of Cutler graduates entered Harvard, Columbia, Yale, and Princeton, the numbers being in the order named.  The school appears to have moved from 49 and 51 East 61st Street to Madison Avenue after 1918, when its founder died.  Although the school advertised for students in October 1923, the school property at 755 Madison Avenue was sold in January 1924.  (Assembled from New York Times articles.)

Zulfikar Ali Bhutto: Zulfikar Ali Bhutto (Urdu: ‎ ; Sindhi: ذوالفقار علي ڀُٽو‎ ) ] ) (5 January 1928 – 4 April 1979) was a Pakistani politician who served as Prime Minister of Pakistan from 1973 to 1977, and prior to that as the fourth President of Pakistan from 1971 to 1973.  He is revered by his followers in Pakistan as Quaid-i-Awam (Urdu: ‎ People's Leader).  He was also the founder of the Pakistan People's Party (PPP) and served as its chairman until his execution in 1979.

Pakistanis in Saudi Arabia: Pakistanis in Saudi Arabia are either Pakistani people who live in Saudi Arabia even though having been born outside Saudi Arabia, or are Saudi Arabian-born, but have Pakistani roots.  By Pakistani roots, this could mean roots linking back to Pakistan, or Pakistani diaspora.

Pakistanis in Yemen: Pakistanis in Yemen comprise Pakistani people who live in Yemen and people born in Yemen of Pakistani descent.  There are around 3,000 Pakistanis in Yemen while there are up to 110 Pakistani prisoners in Yemeni prisons for various offenses

Abdul Hafeez Lakho: Abdul Hafeez Lakho (1928–2017), was a prominent Pakistani lawyer and defence lawyer of former prime minister Zulfikar Ali Bhutto.  He died at the age of 87.

Pakistanis in Jordan: Pakistanis in Jordan are either Pakistani people who live in Jordan, Pakistani immigrants to Jordan and people born in Jordan of Pakistani descent.  The population of Pakistanis in Jordan, according to the "Overseas Pakistanis Foundation", is estimated to be up to 8,000.  Most notable, Princess Sarvath El Hassan of Jordan is of Pakistani origin.

Overseas Pakistani: Overseas Pakistanis (Urdu: ‎ ), refers to Pakistani people who live outside of Pakistan.  These include citizens that have migrated to another country as well as people born abroad of Pakistani descent.  According to the Ministry of Overseas Pakistanis and Human Resource Development, approximately 7.6 million Pakistanis live abroad, with a vast majority residing in the Middle East.  According to the UN Department of Economic and Social Affairs, Pakistan has the 6th largest diaspora in the world.  In 2014-15, overseas Pakistanis sent remittances amounting to ₨ 1928 billion ( ) , which translates into a year-on-year increase of 16.5% according to data released by the State Bank of Pakistan.

People's Front of Iceland: People's Front of Iceland (Icelandic: "Alþýðufylkingin" , PFI) is an anti-capitalist political party in Iceland founded on 18 February 2013, seeking to "... free the people from the yoke of market capitalism."  It is "unconditionally opposed" to Iceland's accession to both the European Union and NATO, believing them to be "imperialist" organizations.  The party founder, Þorvaldur Þorvaldsson (tl.  Thorvaldur), is a self-declared communist.

Pakistanis in Oman: Pakistanis in Oman are either Pakistani people who live in Oman, Pakistani immigrants to Oman and people born in Oman of Pakistani descent.  The population of Pakistanis in Oman, according to the "Overseas Pakistanis Foundation", is estimated to be around 85,000.  Most Pakistanis in Oman are of Baloch origin, who have settled in the region decades ago.

Supporting paragraphs: Abdul Hafeez Lakho Zulfikar Ali Bhutto
Answer: Zulfikar Ali Bhutto