He also urged for maintaining such an atmosphere in the coming period and during the referendum.
Lajcek told a news conference that the situation had been changed and improved and that his partners and other international observers had noticed the same.
Lajcek held the news conference together with the President of the state union of Serbia and Montenegro, Svetozar Marovic.
The EU envoy particularly welcomed agreement which the pro-sovereignty bloc and the pro-Serb bloc reached on the comparing voters' lists.