The event, which runs until October 15, is an activity to mark the 65th anniversary of the liberation of the capital from French colonialists (October 10, 1954-2019).

A total of 88 documents, maps and photos are on display, arranged in three periods, showing the administrative boundary of Hanoi before the August Revolution in 1945, during the time from 1945 to 1954, and after 1954.

After merging with the whole neighbouring Ha Tay province, Me Linh district of Vinh Phuc province and four communes of Luong Son district, Hoa Binh province, the current Hanoi stretching over 3,328 sq.km, tripling the former acreage. The city has 577 communes, districts and townships of 29 districts and towns./.

VNA