22/04/2013 (Agence Europe) - Pressure must be kept up on Tehran, William Hague says. British Foreign Minister William Hague underlined on 22 April that the EU must not impose further sanctions on Iran but ensure that those already imposed are maintained and kept in place. When arriving at the Foreign Affairs Council, he explained that he believes they should maintain and put in place the sanctions that have been agreed over recent months, saying that pressure on Iran is increasing all the...