South Korea’s Incheon International Airport achieved a historic milestone in global aviation by recording 1 billion cumulative passengers in the shortest period among the world’s major hub airports, the airport operator said on Tuesday. According to Incheon International Airport Corp (IIAC), the airport crossed the 1 billion passenger mark just 25 years and three months after its opening in March 2001, outpacing all historic rival global hubs. Germany’s Munich Airport required 33 years and 10...