The actual attack on Iraq was supported by 24 % of Czech citizens in the first half of April, while 70 % did not agree with it. However, simultaneously the attack on Iraq without the mandate of the Security Council of the UN was labelled as acceptable only by 16 % of respondents, whereas 77 % expressed an opposite standpoint. Supporters of military action against Iraq most frequently named the reason for their opinion as the necessity to remove Saddam’s regime (29 %), the necessity of fighting terrorism (23 %), the necessity of securing international safety (14 %), inevitability and justification of a military solution of the problems with Iraq (9 %) or the necessity of eliminating Iraqi weapons of mass destruction (7 %).