German President Frank-Walter Steinmeier thanked Egypt for its role as mediator in the Gaza war during his visit to the country on Wednesday. In a joint statement with Egyptian President Abdel Fattah al-Sisi in Cairo, Steinmeier also called for further efforts to achieve a ceasefire between Israel and the Palestinian militant group Hamas. The statement expressed concern that the conflict continues to risk spreading into a broader regional conflagration. “Every actor who has influence on both sides must use this influence,” said Steinmeier. Steinmeier said Germany is doing what it can, “and I k…