Ulyanovsk: Russia Tried and Failed to Build a Nimitz-Class Aircraft Carrier
The Ulyanovsk-class carrier, also known as Project 1143.7, was a planned Soviet aircraft carrier that never fully materialized. It was intended to be the largest and most advanced aircraft carrier ever built by the Soviet Union, with a displacement of over 80,000 tons and the capability to carry up to 70 aircraft.
Source: nationalinterest.org