https://www.cnn.com/2022/05/08/sport/canelo-alvarez-dmitry-bivol-boxing-spt-intl/index.html

Dmitry Bivol became 20-0, exactly 20-weeks after his 31st birthday, defeating Canelo Alvarez.
Canelo = 31
Alvarez = 31
-Alvarez is also 31 at the time of the fight

https://en.wikipedia.org/wiki/Dmitry_Bivol

The fight was exactly 7-months after Putin’s October 7, 2021 birthday.
Seven = 20

This win for the Russian boxer came on 7/5, May 7, 2022.
Russia = 75