The slap must have hurt. It happens with those who arrive where they are least expected. Boom! With the whole hand open. It was like this: the Mexican president announced, days before the patriotic festivities, that he would speak about Ukraine and the entire press listened. With the festive solemnity of a military parade, the speech arrived last Friday: Andrés Manuel López Obrador proposed the creation of a UN committee made up of the president of India and the Vatican pope to start talks with the aim of reaching a truce in the war raging in Ukraine . . .