Former US Secretary of State Henry Kissinger passed away on November 29th local time at his home in Connecticut at the age of 100. On February 21, 1972, Kissinger accompanied Nixon's visit to China, marking a significant moment in the normalization of Sino US relations. Kissinger once said that after his first visit to China, he has set foot on this land more than 100 times since then, "with new gains every time.".