Hungary – formula1.com

Budapest When was the track built? Work began on the Hungaroring in 1985, and the track was race-ready just nine months later. The Hungarian government had originally considered reviving the old Nepliget park circuit in Budapest in a bid to host Formula 1 in the country, but in the end decided to create a purpose-built facility instead.

: https://www.formula1.com/en/racing/2018/Hungary.html