Students from Ho Chi Minh City visit the Cu Chi Tunnels.
Soldiers from the Command of Defense Zone 6 - Con Dao Special Zone clean the martyrs' memorial at Hang Duong Cemetery.
Officers and soldiers of the militia from the Command of Defense Zone 2 - Phu Loi visited the Phu Loi Prison historical site.
Young people from Ho Chi Minh City were admitted to the Party in Con Dao.
New recruits visit the Con Dao Prison historical site.
A young person participates in a candlelight vigil at the Ho Chi Minh City Martyrs' Cemetery.
Students from Ho Chi Minh City visit the artifacts at the Nga Ba Giong historical site.

    Source: https://www.qdnd.vn/chinh-polit/tiep-lua-truyen-thong/tri-an-va-tiep-noi-1037132