In celebration of the 50th anniversary of the Liberation of the South and National Reunification (April 30, 1975 – 2025), on April 29, leaders and former leaders of the Party and State, along with representatives of central agencies, ministries, and Hanoi city authorities, paid tribute to President Ho Chi Minh at his Mausoleum and commemorated fallen heroes at the Monument to Heroic Martyrs on Bac Son Street (Ba Dinh, Hanoi).