The Russian Empire was renamed the Union of Soviet Socialist Republics, or the USSR for short. It was also commonly referred to as the Soviet Union in the West.
To officially beat a world record, you need to follow the guidelines set by the record-keeping organization, such as Guinness World Records. This usually involves providing evidence of your achievement, having witnesses present, and submitting a formal application for verification. Once your record is approved, you will receive recognition from the organization.