MONDAY, APRIL 22 LUXEMBOURG: EU foreign and defence ministers discuss sanctions on Iran, speeding up support to Ukraine. LUXEMBOURG: European Court of Auditors publishes report on ban on new combustion and diesel vehicles from 2035 PARIS: Start of the appeal trial for the Nice terrorist attack ISTANBUL: German President Frank-Walter Steinmeier travels to Turkey on official visit POTSDAM, GERMANY: Climate conference of the Green parliamentary group in the Brandenburg state parliament ROME: Italian pipeline and drilling multinational Saipem reports Q1 earnings ATHENS: High-ranking officials from…