Cabo de Santo Agostinho is a 448 square kilometer sized municipality located 35 kilometers south of the city of Recife, Pernambuco, Brazil. It is believed by some historians that Vicente Yáñez Pinzón had set anchor in a bay in Cabo de Santo Agostinho on January 26, 1500, however the Portuguese discovery of Brazil was by Pedro Álvares Cabral on April 21, 1500 is officially recognized instead. Cabo de Santo Agostinho was incorporated as a town in 1811.

Pernambuco is a state of Brazil, located in the Northeast region of the country. With an estimated population of 9 million people as of 2022, making it seventh-most populous state of Brazil and with around 98,067.877 km2, being the 19th-largest in area among federative units of the country, it is the sixth-most densely populated with around 89 people per km2. Its capital and largest city, Recife, is one of the most important economic and urban hubs in the country. Based on 2019 estimates, the Recife Metropolitan Region is seventh-most populous in the country, and the second-largest in northeastern Brazil. In 2015, the state had 4.4% of the national population and produced 2.8% of the national gross domestic product (GDP).