The two countries have historical and cultural connections dating back to the 18th century.

In 2010, the governments of Grenada and of Trinidad and Tobago entered into discussions which eventually led to the adoption of a maritime boundary between Grenada and Trinidad and Tobago.

This boundary was demarcated by The Joint Boundary Commission of Grenada and Trinidad sitting in the Republic of Trinidad and Tobago's capital, Port of Spain.

[2] In 2011, Grenada and Trinidad and Tobago have begun a series of discussions on possible areas of co-operation and collaboration in the energy sector, especially regarding development of Grenada's offshore oil and gas sector.

This agreement covers the joint exploration and exploitation of hydrocarbons in the maritime areas of Trinidad and Tobago and Grenada, which includes technical support and skills for oil and gas projects.