German Vice Chancellor Robert Habeck, who is on a visit to South Korea, visited the country’s heavily-fortified border with North Korea on Friday, as tensions on the Korean peninsula have been on the rise. Following his return from the border area, Habeck compared the Korean demarcation line to the former border that separated West Germany and East Germany for decades before the end of the Cold War. “It is a very different border to the one we know from the German division,” Habeck said, adding that nevertheless the visit had reminded him of Germany’s past. The trip had also impressed on him K…