Both countries established diplomatic relations on 20 February 1880 when the United Kingdom recognized Romania's independence.

The United Kingdom gave full support to Romania's applications for membership in the European Union and NATO.

[1][2] At the Congress of Berlin 1877 to 1878, Great Britain worked to assist Romania's goal of breaking away from the Ottoman Empire.

In recent years relations between Britain and Romania have soured due to what some hold to be xenophobic reports in the British press.

[8] The Romanian subsidiary of the British company Vodafone is the second largest mobile network operator in the country.