Well, five years ago it was already 6 years since Russia annexed Crimea and invaded Ukraine, 5 years since they blew up ammunition depot in a NATO country, 14 years since they assassinated Litvinenko and 2 years since they tried to assassinate Skripal but instead killed a homeless woman. The primary reason why they did all of the above was that when they continuously escalated everyone was looking the other side and loudly repeating “let’s not talk about it”.