no-fly zone north of Taiwan on Sunday due to what the island’s transport ministry described as “space activities”. The no-fly zone does not appear to be linked to the drills, with Taiwan’s transport ministry saying on Wednesday China had imposed the restriction “on the convergence areas of many international routes” on the grounds of “space activities”. J15 fighter jets flown off China’s Shandong aircraft carrier were among the aircraft that crossed the median line, an unofficial boundary in the Taiwan Strait, Taiwan’s defence ministry said