German Chancellor Olaf Scholz was due to meet Turkish President Recep Tayyip Erdogan on Saturday to discuss the escalating Middle East crisis and migration. Scholz arrived in Istanbul on Friday night after a meeting with US President Joe Biden and the leaders of France and Britain in Berlin. Some western nations are hoping that the killing of Hamas leader Yahya Sinwar by Israel will lead to a ceasefire in Gaza after a year of conflict. A fierce critic of Israel’s Gaza campaign that has been ongoing for over a year, Erdogan has often criticised Western capitals for supporting Israel which he br…