The signing of the full treaty of Greece's accession to the European Economic Community (EEC) by Prime Minister Konstantinos Karamanlis took place in Brussels. Coming after a prolonged period of negotiations, this event was a significant milestone for Greece, heralding its integration into the economic framework of Western Europe. The signing reflected a strong desire from the Greek government to stabilize its economy and position itself alongside other European nations after years of political and economic turbulence, including a period of military dictatorship until 1974.

The agreement was not only a political win for Karamanlis and his New Democracy Party but also a broader consensus within Greek society on the necessity of aligning with Europe. It promised to open new avenues for economic growth, facilitating better trade with EEC member states and offering access to development funds aimed at modernizing Greece's economy. This treaty included measures that focused on agricultural policy, industrial development, and improvements to the infrastructure.

Over the following years, Greece's integration into the EEC would lead to significant changes in its economic environment, fostering growth in various sectors, including agriculture and services. Furthermore, the accession illustrated a shift in the geopolitical landscape of Europe during the late 20th century, as it created a stronger bond between Southern Europe and the established Northern European economies.