The German Foreign Office has called on all German nationals in Iran to leave the country. At the same time, it warned against travelling to Iran. “The current tensions in the region, particularly between Israel and Iran, harbour the risk of a sudden escalation,” the Federal Foreign Office announced on Friday evening. The security situation can deteriorate quickly and without warning, the Foreign Office in Berlin advised. “It cannot be ruled out that an escalation could also affect air, land and sea transport routes, with corresponding possible restrictions on entry and exit to Iran,” it conti…