Hungary Commission

It concerns a ceremony held last Sunday, seen by many in Serbia as scandalous, because of the manner in which the representatives of the country - a victor in WW1 that suffered massive military and civilian sacrifices fighting on the side of the allies - has been treated in Paris.

Below is a series of tweets in question, where Trump brings up and criticizes a range of issues - from the idea to form a "European army" to trade tariffs - and ends with the message "... MAKE FRANCE GREAT AGAIN!"

In a statement to reporters, Aleksandar Vucic said that "Serbia wants dialogue and is not blackmailing anyone with the possible opening of new (EU membership) negotiating chapters."