The Martyrs' Mausoleum is a Mausoleum in Yangon, Myanmar (Burma), located near the northern gate of Shwedagon Pagoda. The mausoleum is dedicated to Aung San and other leaders of the pre-independence interim government, all of whom were assassinated on 19 July 1947. It is customary for high-ranking government officials to visit the mausoleum on 19 July to pay respects, and 19 July was designated as Martyrs' Day, a public holiday.