British Prime Minister Theresa May said that she would not be afraid to tell US President Donald Trump when she finds something he has said unacceptable. <br/><br/>May is to meet Trump in Washington on Friday and said she would use the opportunity to discuss the future trading relationship between the United States and Britain, as well as NATO and challenges such as defeating terrorism. <br/><br/>Earlier, Thousands of women took to the streets of European capitals on Saturday to protest against Trump, particularly comments he has made which were seen as demeaning of women.