Soong Mei-ling or Soong May-ling, also known as Madame Chiang Kai-shek or Madame Chiang, was a Chinese political figure who was First Lady of the Republic of China, the wife of Generalissimo and President Chiang Kai-shek. Soong played a prominent role in the politics of the Republic of China and was the sister-in-law of Sun Yat-sen, the founder and the leader of the Republic of China. She was active in the civic life of her country and held many honorary and active positions, including chairman of Fu Jen Catholic University. During the Second Sino-Japanese War she rallied her people against the Japanese invasion and in 1943 conducted an eight month speaking tour of the United States of America to gain support. She was also the youngest and the last surviving of the three Soong sisters, and one of only two first ladies during World War II who lived into the 21st century. Her life extended into three centuries.