Final answer:
Mowlana Hazar Imam opened a heart and cancer center at the Aga Khan University Hospital in Nairobi, Kenya on July 25, 2011.
Step-by-step explanation:
Mowlana Hazar Imam, also known as the Aga Khan IV, inaugurated a heart and cancer center at the Aga Khan University Hospital on July 25, 2011. This significant event took place in Nairobi, Kenya, emphasizing the Aga Khan Development Network's commitment to improving healthcare in the region. The facility aims to provide high-quality care for cardiovascular and oncological diseases to the people of East Africa.