Both Brazil and Guinea-Bissau were united for three hundred years as part of the Portuguese Empire.

[2] On 16 July 1974 Brazil recognized Guinea-Bissau's independence in advance of Portugal's recognition.

In 2010, Bissau-Guinean President, Malam Bacai Sanhá, paid a visit to Brazil.

[4] Guinea-Bissau is one of the largest recipients of development projects with funds from the Brazilian Cooperation Agency.

The Brazilian Cooperation Agency assists and develops projects in several diverse areas, including security, health, agriculture, education, food security, justice, support for elections, among others, in Guinea-Bissau.