When Sanctions Fail: The Ovsiannikov Case and Why Enhanced Due Diligence Must Become a Compliance Standard

In April 2025, the UK secured its first-ever felony conviction for a breach of Russian sanctions — a milestone within the international enforcement panorama. However beneath the headline lies a much more urgent narrative: how a sanctioned Politically Uncovered Individual (PEP) was capable of enter the UK, open a checking account, and launder funds by means of mainstream monetary and non-financial establishments with out detection.