Britain's Prime Minister Theresa May and French President Emmanuel Macron take part in a European Union leaders summit in Brussels, Belgium December 13, 2018. REUTERS/Yves Herman

BRUSSELS (Reuters) - British Prime Minister Theresa May was meeting French President Emmanuel Macron on Friday at an EU summit where her request for assurances to calm a parliamentary rebellion at home were met with a demand for concrete proposals.

A government official said the meeting was taking place.