MONDAY, SEPTEMBER 16 BERLIN: Germany begins instituting border checks at all land crossings with its nine neighbouring countries in a bid to crack down on irregular migration. TEHRAN: Iranian President Masoud Pezeshkian holds his first press conference with domestic and international media since being sworn in on July 30. VIENNA: International Atomic Energy Agency holds annual General Conference (until Friday). MONTREAL/WINNIPEG: Canadians in Montreal and Winnipeg go to the polls in two federal by-elections seen as a test of beleaguered Prime Minister Justin Trudeau’s leadership. IDAR-OBERSTEI…