Such city-to-city cooperation matters more than ever in a world that feels more divided and fragmented, said Singapore's Prime Minister Lawrence Wong at the World Cities Summit. SINGAPORE: Singapore will launch a new initiative for mayors around the world to connect and exchange ideas, Prime Minister Lawrence Wong announced on Monday (Jun 15). Such city-to-city cooperation matters more than ever in a world that feels "more divided and fragmented", Mr Wong said on the second day of the World