(Landmarks April 18), May 24, 1997, the first batch of national humiliation memorial flag monument unveiling.

1997, 24, the Beijing first batch of patriotic education memorial-cum-national humiliation memorial flag monument unveiling ceremony held at the Japanese invading army the bacterial troops ruins at the Temple of Heaven Park.
According to statistics, the existing Beijing reflects the Japanese invasion of China atrocities ruins, ruins of a total of more than 30, most of the state in the natural remains. Beijing Municipal Bureau of Cultural Relics and the county, after careful investigation and research, select a number of representative basically maintain the historical appearance or the sites of major historical events occurred, the municipal government is ascertained from the first batch of eight to commemorate ground.
first batch of eight memorial include: Temple of Heaven "the Japanese Invaders bacteria troops ruins.