Korea Herald: The Group of 20 leaders are expected to declare their resolve to fend off a resurfacing trade protectionism which is casting cloud over a fragile global recovery. As the principal coordination panel of global powerhouses, the G20 is also expanding its agenda to climate change, poverty, resources, corruption and other challenges to the world. Korea, the first emerging economy to host a G20 summit, is putting priority on a consensus to abstain from protective trade measures at the Seoul forum….