PARIS, Oct 4 (Reuters) - France's foreign minister said on Tuesday that the European Union was looking to impose asset freezes and travel bans on a number of Iranian officials involved in the crackdown on protesters."France's action at heart of EU ... (is) to target those responsible for the crackdown by holding them responsible for their acts," Catherine Colonna told lawmakers in parliament, adding that the EU was looking at asset freezes and travel bans.No Iranians had been added to that list since 2013, however, as the bloc has shied away such measures in the hope of reviving a nuclear accord with Iran after the United States withdrew in 2018.Register now for FREE unlimited access to Reuters.comIt currently has an array of sanctions on about 90 Iranian individuals which have been renewed annually every April.Iran's supreme leader on Monday gave his full backing to security forces confronting protests ignited by the death of Amini, comments that could herald a harsher crackdown to quell unrest more than two weeks since she died."