The Tian'anmen (also Tiananmen or Tienanmen) ([tʰjɛ́n.án.mə̌n]), or the Gate of Heavenly Peace, is a monumental gate in the centre of Beijing, widely used as a national symbol of China. First built during the Ming dynasty in 1420, Tiananmen was the entrance to the Imperial City, within which the Forbidden City was located.